406207540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{1429}}^1$

素因数の和:1732

約数の個数: 48

約数和(自身を含む): 871350480

約数和(自身を除く): 465142940

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 233, 244, 305, 466, 610, 932, 1165, 1220, 1429, 2330, 2858, 4660, 5716, 7145, 14213, 14290, 28426, 28580, 56852, 71065, 87169, 142130, 174338, 284260, 332957, 348676, 435845, 665914, 871690, 1331828, 1664785, 1743380, 3329570, 6659140, 20310377, 40620754, 81241508, 101551885, 203103770, 406207540]

約数ペア:

[(1, 406207540), (2, 203103770), (4, 101551885), (5, 81241508), (10, 40620754), (20, 20310377), (61, 6659140), (122, 3329570), (233, 1743380), (244, 1664785), (305, 1331828), (466, 871690), (610, 665914), (932, 435845), (1165, 348676), (1220, 332957), (1429, 284260), (2330, 174338), (2858, 142130), (4660, 87169), (5716, 71065), (7145, 56852), (14213, 28580), (14290, 28426)]