20162064

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 56940800

約数和(自身を除く): 36778736

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 79, 104, 156, 158, 208, 237, 312, 316, 409, 474, 624, 632, 818, 948, 1027, 1227, 1264, 1636, 1896, 2054, 2454, 3081, 3272, 3792, 4108, 4908, 5317, 6162, 6544, 8216, 9816, 10634, 12324, 15951, 16432, 19632, 21268, 24648, 31902, 32311, 42536, 49296, 63804, 64622, 85072, 96933, 127608, 129244, 193866, 255216, 258488, 387732, 420043, 516976, 775464, 840086, 1260129, 1550928, 1680172, 2520258, 3360344, 5040516, 6720688, 10081032, 20162064]

約数ペア:

[(1, 20162064), (2, 10081032), (3, 6720688), (4, 5040516), (6, 3360344), (8, 2520258), (12, 1680172), (13, 1550928), (16, 1260129), (24, 840086), (26, 775464), (39, 516976), (48, 420043), (52, 387732), (78, 258488), (79, 255216), (104, 193866), (156, 129244), (158, 127608), (208, 96933), (237, 85072), (312, 64622), (316, 63804), (409, 49296), (474, 42536), (624, 32311), (632, 31902), (818, 24648), (948, 21268), (1027, 19632), (1227, 16432), (1264, 15951), (1636, 12324), (1896, 10634), (2054, 9816), (2454, 8216), (3081, 6544), (3272, 6162), (3792, 5317), (4108, 4908)]