1771960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1429}}^1$

素因数の和:1471

約数の個数: 32

約数和(自身を含む): 4118400

約数和(自身を除く): 2346440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1429, 2858, 5716, 7145, 11432, 14290, 28580, 44299, 57160, 88598, 177196, 221495, 354392, 442990, 885980, 1771960]

約数ペア:

[(1, 1771960), (2, 885980), (4, 442990), (5, 354392), (8, 221495), (10, 177196), (20, 88598), (31, 57160), (40, 44299), (62, 28580), (124, 14290), (155, 11432), (248, 7145), (310, 5716), (620, 2858), (1240, 1429)]