645967030

素因数分解:

$2^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{140123}}^1$

素因数の和:140591

約数の個数: 16

約数和(自身を含む): 1165271184

約数和(自身を除く): 519304154

約数列:

[1, 2, 5, 10, 461, 922, 2305, 4610, 140123, 280246, 700615, 1401230, 64596703, 129193406, 322983515, 645967030]

約数ペア:

[(1, 645967030), (2, 322983515), (5, 129193406), (10, 64596703), (461, 1401230), (922, 700615), (2305, 280246), (4610, 140123)]