20189798520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{6521}}^1\times {\mathrm{25801}}^1$

素因数の和:32336

約数の個数: 64

約数和(自身を含む): 60581031840

約数和(自身を除く): 40391233320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 6521, 13042, 19563, 25801, 26084, 32605, 39126, 51602, 52168, 65210, 77403, 78252, 97815, 103204, 129005, 130420, 154806, 156504, 195630, 206408, 258010, 260840, 309612, 387015, 391260, 516020, 619224, 774030, 782520, 1032040, 1548060, 3096120, 168248321, 336496642, 504744963, 672993284, 841241605, 1009489926, 1345986568, 1682483210, 2018979852, 2523724815, 3364966420, 4037959704, 5047449630, 6729932840, 10094899260, 20189798520]

約数ペア:

[(1, 20189798520), (2, 10094899260), (3, 6729932840), (4, 5047449630), (5, 4037959704), (6, 3364966420), (8, 2523724815), (10, 2018979852), (12, 1682483210), (15, 1345986568), (20, 1009489926), (24, 841241605), (30, 672993284), (40, 504744963), (60, 336496642), (120, 168248321), (6521, 3096120), (13042, 1548060), (19563, 1032040), (25801, 782520), (26084, 774030), (32605, 619224), (39126, 516020), (51602, 391260), (52168, 387015), (65210, 309612), (77403, 260840), (78252, 258010), (97815, 206408), (103204, 195630), (129005, 156504), (130420, 154806)]