2040807640

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{4831}}^1$

素因数の和:5080

約数の個数: 64

約数和(自身を含む): 4696704000

約数和(自身を除く): 2655896360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 179, 236, 295, 358, 472, 590, 716, 895, 1180, 1432, 1790, 2360, 3580, 4831, 7160, 9662, 10561, 19324, 21122, 24155, 38648, 42244, 48310, 52805, 84488, 96620, 105610, 193240, 211220, 285029, 422440, 570058, 864749, 1140116, 1425145, 1729498, 2280232, 2850290, 3458996, 4323745, 5700580, 6917992, 8647490, 11401160, 17294980, 34589960, 51020191, 102040382, 204080764, 255100955, 408161528, 510201910, 1020403820, 2040807640]

約数ペア:

[(1, 2040807640), (2, 1020403820), (4, 510201910), (5, 408161528), (8, 255100955), (10, 204080764), (20, 102040382), (40, 51020191), (59, 34589960), (118, 17294980), (179, 11401160), (236, 8647490), (295, 6917992), (358, 5700580), (472, 4323745), (590, 3458996), (716, 2850290), (895, 2280232), (1180, 1729498), (1432, 1425145), (1790, 1140116), (2360, 864749), (3580, 570058), (4831, 422440), (7160, 285029), (9662, 211220), (10561, 193240), (19324, 105610), (21122, 96620), (24155, 84488), (38648, 52805), (42244, 48310)]