2123177540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{163573}}^1$

素因数の和:163652

約数の個数: 48

約数和(自身を含む): 4946477760

約数和(自身を除く): 2823300220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 2596, 3245, 6490, 12980, 163573, 327146, 654292, 817865, 1635730, 1799303, 3271460, 3598606, 7197212, 8996515, 9650807, 17993030, 19301614, 35986060, 38603228, 48254035, 96508070, 106158877, 193016140, 212317754, 424635508, 530794385, 1061588770, 2123177540]

約数ペア:

[(1, 2123177540), (2, 1061588770), (4, 530794385), (5, 424635508), (10, 212317754), (11, 193016140), (20, 106158877), (22, 96508070), (44, 48254035), (55, 38603228), (59, 35986060), (110, 19301614), (118, 17993030), (220, 9650807), (236, 8996515), (295, 7197212), (590, 3598606), (649, 3271460), (1180, 1799303), (1298, 1635730), (2596, 817865), (3245, 654292), (6490, 327146), (12980, 163573)]