43649840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 117544560

約数和(自身を除く): 73894720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 47, 52, 65, 76, 80, 94, 95, 104, 130, 152, 188, 190, 208, 235, 247, 260, 304, 376, 380, 470, 494, 520, 611, 752, 760, 893, 940, 988, 1040, 1222, 1235, 1520, 1786, 1880, 1976, 2209, 2444, 2470, 3055, 3572, 3760, 3952, 4418, 4465, 4888, 4940, 6110, 7144, 8836, 8930, 9776, 9880, 11045, 11609, 12220, 14288, 17672, 17860, 19760, 22090, 23218, 24440, 28717, 35344, 35720, 41971, 44180, 46436, 48880, 57434, 58045, 71440, 83942, 88360, 92872, 114868, 116090, 143585, 167884, 176720, 185744, 209855, 229736, 232180, 287170, 335768, 419710, 459472, 464360, 545623, 574340, 671536, 839420, 928720, 1091246, 1148680, 1678840, 2182492, 2297360, 2728115, 3357680, 4364984, 5456230, 8729968, 10912460, 21824920, 43649840]

約数ペア:

[(1, 43649840), (2, 21824920), (4, 10912460), (5, 8729968), (8, 5456230), (10, 4364984), (13, 3357680), (16, 2728115), (19, 2297360), (20, 2182492), (26, 1678840), (38, 1148680), (40, 1091246), (47, 928720), (52, 839420), (65, 671536), (76, 574340), (80, 545623), (94, 464360), (95, 459472), (104, 419710), (130, 335768), (152, 287170), (188, 232180), (190, 229736), (208, 209855), (235, 185744), (247, 176720), (260, 167884), (304, 143585), (376, 116090), (380, 114868), (470, 92872), (494, 88360), (520, 83942), (611, 71440), (752, 58045), (760, 57434), (893, 48880), (940, 46436), (988, 44180), (1040, 41971), (1222, 35720), (1235, 35344), (1520, 28717), (1786, 24440), (1880, 23218), (1976, 22090), (2209, 19760), (2444, 17860), (2470, 17672), (3055, 14288), (3572, 12220), (3760, 11609), (3952, 11045), (4418, 9880), (4465, 9776), (4888, 8930), (4940, 8836), (6110, 7144)]