39268840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 98885880

約数和(自身を除く): 59617040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 157, 169, 185, 260, 296, 314, 338, 370, 481, 520, 628, 676, 740, 785, 845, 962, 1256, 1352, 1480, 1570, 1690, 1924, 2041, 2405, 3140, 3380, 3848, 4082, 4810, 5809, 6253, 6280, 6760, 8164, 9620, 10205, 11618, 12506, 16328, 19240, 20410, 23236, 25012, 26533, 29045, 31265, 40820, 46472, 50024, 53066, 58090, 62530, 75517, 81640, 106132, 116180, 125060, 132665, 151034, 212264, 232360, 250120, 265330, 302068, 377585, 530660, 604136, 755170, 981721, 1061320, 1510340, 1963442, 3020680, 3926884, 4908605, 7853768, 9817210, 19634420, 39268840]

約数ペア:

[(1, 39268840), (2, 19634420), (4, 9817210), (5, 7853768), (8, 4908605), (10, 3926884), (13, 3020680), (20, 1963442), (26, 1510340), (37, 1061320), (40, 981721), (52, 755170), (65, 604136), (74, 530660), (104, 377585), (130, 302068), (148, 265330), (157, 250120), (169, 232360), (185, 212264), (260, 151034), (296, 132665), (314, 125060), (338, 116180), (370, 106132), (481, 81640), (520, 75517), (628, 62530), (676, 58090), (740, 53066), (785, 50024), (845, 46472), (962, 40820), (1256, 31265), (1352, 29045), (1480, 26533), (1570, 25012), (1690, 23236), (1924, 20410), (2041, 19240), (2405, 16328), (3140, 12506), (3380, 11618), (3848, 10205), (4082, 9620), (4810, 8164), (5809, 6760), (6253, 6280)]