20226077440

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{3121}}^1$

素因数の和:3286

約数の個数: 144

約数和(自身を含む): 49851246816

約数和(自身を除く): 29625169376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 83, 122, 128, 160, 166, 244, 256, 305, 320, 332, 415, 488, 610, 640, 664, 830, 976, 1220, 1280, 1328, 1660, 1952, 2440, 2656, 3121, 3320, 3904, 4880, 5063, 5312, 6242, 6640, 7808, 9760, 10126, 10624, 12484, 13280, 15605, 15616, 19520, 20252, 21248, 24968, 25315, 26560, 31210, 39040, 40504, 49936, 50630, 53120, 62420, 78080, 81008, 99872, 101260, 106240, 124840, 162016, 190381, 199744, 202520, 249680, 259043, 324032, 380762, 399488, 405040, 499360, 518086, 648064, 761524, 798976, 810080, 951905, 998720, 1036172, 1295215, 1296128, 1523048, 1620160, 1903810, 1997440, 2072344, 2590430, 3046096, 3240320, 3807620, 3994880, 4144688, 5180860, 6092192, 6480640, 7615240, 8289376, 10361720, 12184384, 15230480, 15801623, 16578752, 20723440, 24368768, 30460960, 31603246, 33157504, 41446880, 48737536, 60921920, 63206492, 66315008, 79008115, 82893760, 121843840, 126412984, 158016230, 165787520, 243687680, 252825968, 316032460, 331575040, 505651936, 632064920, 1011303872, 1264129840, 2022607744, 2528259680, 4045215488, 5056519360, 10113038720, 20226077440]

約数ペア:

[(1, 20226077440), (2, 10113038720), (4, 5056519360), (5, 4045215488), (8, 2528259680), (10, 2022607744), (16, 1264129840), (20, 1011303872), (32, 632064920), (40, 505651936), (61, 331575040), (64, 316032460), (80, 252825968), (83, 243687680), (122, 165787520), (128, 158016230), (160, 126412984), (166, 121843840), (244, 82893760), (256, 79008115), (305, 66315008), (320, 63206492), (332, 60921920), (415, 48737536), (488, 41446880), (610, 33157504), (640, 31603246), (664, 30460960), (830, 24368768), (976, 20723440), (1220, 16578752), (1280, 15801623), (1328, 15230480), (1660, 12184384), (1952, 10361720), (2440, 8289376), (2656, 7615240), (3121, 6480640), (3320, 6092192), (3904, 5180860), (4880, 4144688), (5063, 3994880), (5312, 3807620), (6242, 3240320), (6640, 3046096), (7808, 2590430), (9760, 2072344), (10126, 1997440), (10624, 1903810), (12484, 1620160), (13280, 1523048), (15605, 1296128), (15616, 1295215), (19520, 1036172), (20252, 998720), (21248, 951905), (24968, 810080), (25315, 798976), (26560, 761524), (31210, 648064), (39040, 518086), (40504, 499360), (49936, 405040), (50630, 399488), (53120, 380762), (62420, 324032), (78080, 259043), (81008, 249680), (99872, 202520), (101260, 199744), (106240, 190381), (124840, 162016)]