388624020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{30697}}^1$

素因数の和:30920

約数の個数: 48

約数和(自身を含む): 1093339968

約数和(自身を除く): 704715948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 844, 1055, 1266, 2110, 2532, 3165, 4220, 6330, 12660, 30697, 61394, 92091, 122788, 153485, 184182, 306970, 368364, 460455, 613940, 920910, 1841820, 6477067, 12954134, 19431201, 25908268, 32385335, 38862402, 64770670, 77724804, 97156005, 129541340, 194312010, 388624020]

約数ペア:

[(1, 388624020), (2, 194312010), (3, 129541340), (4, 97156005), (5, 77724804), (6, 64770670), (10, 38862402), (12, 32385335), (15, 25908268), (20, 19431201), (30, 12954134), (60, 6477067), (211, 1841820), (422, 920910), (633, 613940), (844, 460455), (1055, 368364), (1266, 306970), (2110, 184182), (2532, 153485), (3165, 122788), (4220, 92091), (6330, 61394), (12660, 30697)]