974889740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{402847}}^1$

素因数の和:402878

約数の個数: 36

約数和(自身を含む): 2250308928

約数和(自身を除く): 1275419188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 402847, 805694, 1611388, 2014235, 4028470, 4431317, 8056940, 8862634, 17725268, 22156585, 44313170, 48744487, 88626340, 97488974, 194977948, 243722435, 487444870, 974889740]

約数ペア:

[(1, 974889740), (2, 487444870), (4, 243722435), (5, 194977948), (10, 97488974), (11, 88626340), (20, 48744487), (22, 44313170), (44, 22156585), (55, 17725268), (110, 8862634), (121, 8056940), (220, 4431317), (242, 4028470), (484, 2014235), (605, 1611388), (1210, 805694), (2420, 402847)]