404609920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4421}}^1$

素因数の和:4464

約数の個数: 128

約数和(自身を含む): 1136630880

約数和(自身を除く): 732020960

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 640, 704, 715, 832, 880, 1040, 1144, 1408, 1430, 1664, 1760, 2080, 2288, 2860, 3520, 4160, 4421, 4576, 5720, 7040, 8320, 8842, 9152, 11440, 17684, 18304, 22105, 22880, 35368, 44210, 45760, 48631, 57473, 70736, 88420, 91520, 97262, 114946, 141472, 176840, 194524, 229892, 243155, 282944, 287365, 353680, 389048, 459784, 486310, 565888, 574730, 632203, 707360, 778096, 919568, 972620, 1149460, 1264406, 1414720, 1556192, 1839136, 1945240, 2298920, 2528812, 2829440, 3112384, 3161015, 3678272, 3890480, 4597840, 5057624, 6224768, 6322030, 7356544, 7780960, 9195680, 10115248, 12644060, 15561920, 18391360, 20230496, 25288120, 31123840, 36782720, 40460992, 50576240, 80921984, 101152480, 202304960, 404609920]

約数ペア:

[(1, 404609920), (2, 202304960), (4, 101152480), (5, 80921984), (8, 50576240), (10, 40460992), (11, 36782720), (13, 31123840), (16, 25288120), (20, 20230496), (22, 18391360), (26, 15561920), (32, 12644060), (40, 10115248), (44, 9195680), (52, 7780960), (55, 7356544), (64, 6322030), (65, 6224768), (80, 5057624), (88, 4597840), (104, 3890480), (110, 3678272), (128, 3161015), (130, 3112384), (143, 2829440), (160, 2528812), (176, 2298920), (208, 1945240), (220, 1839136), (260, 1556192), (286, 1414720), (320, 1264406), (352, 1149460), (416, 972620), (440, 919568), (520, 778096), (572, 707360), (640, 632203), (704, 574730), (715, 565888), (832, 486310), (880, 459784), (1040, 389048), (1144, 353680), (1408, 287365), (1430, 282944), (1664, 243155), (1760, 229892), (2080, 194524), (2288, 176840), (2860, 141472), (3520, 114946), (4160, 97262), (4421, 91520), (4576, 88420), (5720, 70736), (7040, 57473), (8320, 48631), (8842, 45760), (9152, 44210), (11440, 35368), (17684, 22880), (18304, 22105)]