38659920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12391}}^1$

素因数の和:12420

約数の個数: 80

約数和(自身を含む): 129075072

約数和(自身を除く): 90415152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 12391, 24782, 37173, 49564, 61955, 74346, 99128, 123910, 148692, 161083, 185865, 198256, 247820, 297384, 322166, 371730, 483249, 495640, 594768, 644332, 743460, 805415, 966498, 991280, 1288664, 1486920, 1610830, 1932996, 2416245, 2577328, 2973840, 3221660, 3865992, 4832490, 6443320, 7731984, 9664980, 12886640, 19329960, 38659920]

約数ペア:

[(1, 38659920), (2, 19329960), (3, 12886640), (4, 9664980), (5, 7731984), (6, 6443320), (8, 4832490), (10, 3865992), (12, 3221660), (13, 2973840), (15, 2577328), (16, 2416245), (20, 1932996), (24, 1610830), (26, 1486920), (30, 1288664), (39, 991280), (40, 966498), (48, 805415), (52, 743460), (60, 644332), (65, 594768), (78, 495640), (80, 483249), (104, 371730), (120, 322166), (130, 297384), (156, 247820), (195, 198256), (208, 185865), (240, 161083), (260, 148692), (312, 123910), (390, 99128), (520, 74346), (624, 61955), (780, 49564), (1040, 37173), (1560, 24782), (3120, 12391)]