429040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:217

約数の個数: 40

約数和(自身を含む): 1035648

約数和(自身を除く): 606608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 173, 248, 310, 346, 496, 620, 692, 865, 1240, 1384, 1730, 2480, 2768, 3460, 5363, 6920, 10726, 13840, 21452, 26815, 42904, 53630, 85808, 107260, 214520, 429040]

約数ペア:

[(1, 429040), (2, 214520), (4, 107260), (5, 85808), (8, 53630), (10, 42904), (16, 26815), (20, 21452), (31, 13840), (40, 10726), (62, 6920), (80, 5363), (124, 3460), (155, 2768), (173, 2480), (248, 1730), (310, 1384), (346, 1240), (496, 865), (620, 692)]