215518670

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{2129}}^1$

素因数の和:2380

約数の個数: 32

約数和(自身を含む): 397509120

約数和(自身を除く): 181990450

約数列:

[1, 2, 5, 10, 53, 106, 191, 265, 382, 530, 955, 1910, 2129, 4258, 10123, 10645, 20246, 21290, 50615, 101230, 112837, 225674, 406639, 564185, 813278, 1128370, 2033195, 4066390, 21551867, 43103734, 107759335, 215518670]

約数ペア:

[(1, 215518670), (2, 107759335), (5, 43103734), (10, 21551867), (53, 4066390), (106, 2033195), (191, 1128370), (265, 813278), (382, 564185), (530, 406639), (955, 225674), (1910, 112837), (2129, 101230), (4258, 50615), (10123, 21290), (10645, 20246)]