2036702840

素因数分解:

$2^3\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{31567}}^1$

素因数の和:33191

約数の個数: 32

約数和(自身を含む): 4585567680

約数和(自身を除く): 2548864840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1613, 3226, 6452, 8065, 12904, 16130, 31567, 32260, 63134, 64520, 126268, 157835, 252536, 315670, 631340, 1262680, 50917571, 101835142, 203670284, 254587855, 407340568, 509175710, 1018351420, 2036702840]

約数ペア:

[(1, 2036702840), (2, 1018351420), (4, 509175710), (5, 407340568), (8, 254587855), (10, 203670284), (20, 101835142), (40, 50917571), (1613, 1262680), (3226, 631340), (6452, 315670), (8065, 252536), (12904, 157835), (16130, 126268), (31567, 64520), (32260, 63134)]