2013091640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{231923}}^1$

素因数の和:231972

約数の個数: 64

約数和(自身を含む): 5343528960

約数和(自身を除く): 3330437320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 231923, 463846, 927692, 1159615, 1623461, 1855384, 2319230, 3246922, 4638460, 6493844, 7189613, 8117305, 9276920, 12987688, 14379226, 16234610, 28758452, 32469220, 35948065, 50327291, 57516904, 64938440, 71896130, 100654582, 143792260, 201309164, 251636455, 287584520, 402618328, 503272910, 1006545820, 2013091640]

約数ペア:

[(1, 2013091640), (2, 1006545820), (4, 503272910), (5, 402618328), (7, 287584520), (8, 251636455), (10, 201309164), (14, 143792260), (20, 100654582), (28, 71896130), (31, 64938440), (35, 57516904), (40, 50327291), (56, 35948065), (62, 32469220), (70, 28758452), (124, 16234610), (140, 14379226), (155, 12987688), (217, 9276920), (248, 8117305), (280, 7189613), (310, 6493844), (434, 4638460), (620, 3246922), (868, 2319230), (1085, 1855384), (1240, 1623461), (1736, 1159615), (2170, 927692), (4340, 463846), (8680, 231923)]