2011019960

素因数分解:

$2^3\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{44531}}^1$

素因数の和:45671

約数の個数: 32

約数和(自身を含む): 4528904400

約数和(自身を除く): 2517884440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1129, 2258, 4516, 5645, 9032, 11290, 22580, 44531, 45160, 89062, 178124, 222655, 356248, 445310, 890620, 1781240, 50275499, 100550998, 201101996, 251377495, 402203992, 502754990, 1005509980, 2011019960]

約数ペア:

[(1, 2011019960), (2, 1005509980), (4, 502754990), (5, 402203992), (8, 251377495), (10, 201101996), (20, 100550998), (40, 50275499), (1129, 1781240), (2258, 890620), (4516, 445310), (5645, 356248), (9032, 222655), (11290, 178124), (22580, 89062), (44531, 45160)]