4488640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1$

素因数の和:126

約数の個数: 84

約数和(自身を含む): 11713464

約数和(自身を除く): 7224824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 83, 104, 130, 160, 166, 169, 208, 260, 320, 332, 338, 415, 416, 520, 664, 676, 830, 832, 845, 1040, 1079, 1328, 1352, 1660, 1690, 2080, 2158, 2656, 2704, 3320, 3380, 4160, 4316, 5312, 5395, 5408, 6640, 6760, 8632, 10790, 10816, 13280, 13520, 14027, 17264, 21580, 26560, 27040, 28054, 34528, 43160, 54080, 56108, 69056, 70135, 86320, 112216, 140270, 172640, 224432, 280540, 345280, 448864, 561080, 897728, 1122160, 2244320, 4488640]

約数ペア:

[(1, 4488640), (2, 2244320), (4, 1122160), (5, 897728), (8, 561080), (10, 448864), (13, 345280), (16, 280540), (20, 224432), (26, 172640), (32, 140270), (40, 112216), (52, 86320), (64, 70135), (65, 69056), (80, 56108), (83, 54080), (104, 43160), (130, 34528), (160, 28054), (166, 27040), (169, 26560), (208, 21580), (260, 17264), (320, 14027), (332, 13520), (338, 13280), (415, 10816), (416, 10790), (520, 8632), (664, 6760), (676, 6640), (830, 5408), (832, 5395), (845, 5312), (1040, 4316), (1079, 4160), (1328, 3380), (1352, 3320), (1660, 2704), (1690, 2656), (2080, 2158)]