788477620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{283}}^1\times {\mathrm{2843}}^1$

素因数の和:3149

約数の個数: 72

約数和(自身を含む): 1933624224

約数和(自身を除く): 1145146604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 283, 490, 566, 980, 1132, 1415, 1981, 2830, 2843, 3962, 5660, 5686, 7924, 9905, 11372, 13867, 14215, 19810, 19901, 27734, 28430, 39620, 39802, 55468, 56860, 69335, 79604, 99505, 138670, 139307, 199010, 277340, 278614, 398020, 557228, 696535, 804569, 1393070, 1609138, 2786140, 3218276, 4022845, 5631983, 8045690, 11263966, 16091380, 22527932, 28159915, 39423881, 56319830, 78847762, 112639660, 157695524, 197119405, 394238810, 788477620]

約数ペア:

[(1, 788477620), (2, 394238810), (4, 197119405), (5, 157695524), (7, 112639660), (10, 78847762), (14, 56319830), (20, 39423881), (28, 28159915), (35, 22527932), (49, 16091380), (70, 11263966), (98, 8045690), (140, 5631983), (196, 4022845), (245, 3218276), (283, 2786140), (490, 1609138), (566, 1393070), (980, 804569), (1132, 696535), (1415, 557228), (1981, 398020), (2830, 278614), (2843, 277340), (3962, 199010), (5660, 139307), (5686, 138670), (7924, 99505), (9905, 79604), (11372, 69335), (13867, 56860), (14215, 55468), (19810, 39802), (19901, 39620), (27734, 28430)]