38282920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{887}}^1$

素因数の和:994

約数の個数: 64

約数和(自身を含む): 93985920

約数和(自身を除く): 55703000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 664, 830, 887, 1079, 1660, 1774, 2158, 3320, 3548, 4316, 4435, 5395, 7096, 8632, 8870, 10790, 11531, 17740, 21580, 23062, 35480, 43160, 46124, 57655, 73621, 92248, 115310, 147242, 230620, 294484, 368105, 461240, 588968, 736210, 957073, 1472420, 1914146, 2944840, 3828292, 4785365, 7656584, 9570730, 19141460, 38282920]

約数ペア:

[(1, 38282920), (2, 19141460), (4, 9570730), (5, 7656584), (8, 4785365), (10, 3828292), (13, 2944840), (20, 1914146), (26, 1472420), (40, 957073), (52, 736210), (65, 588968), (83, 461240), (104, 368105), (130, 294484), (166, 230620), (260, 147242), (332, 115310), (415, 92248), (520, 73621), (664, 57655), (830, 46124), (887, 43160), (1079, 35480), (1660, 23062), (1774, 21580), (2158, 17740), (3320, 11531), (3548, 10790), (4316, 8870), (4435, 8632), (5395, 7096)]