355807720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107171}}^1$

素因数の和:107265

約数の個数: 32

約数和(自身を含む): 810220320

約数和(自身を除く): 454412600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 107171, 214342, 428684, 535855, 857368, 1071710, 2143420, 4286840, 8895193, 17790386, 35580772, 44475965, 71161544, 88951930, 177903860, 355807720]

約数ペア:

[(1, 355807720), (2, 177903860), (4, 88951930), (5, 71161544), (8, 44475965), (10, 35580772), (20, 17790386), (40, 8895193), (83, 4286840), (166, 2143420), (332, 1071710), (415, 857368), (664, 535855), (830, 428684), (1660, 214342), (3320, 107171)]