4005294680

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1\times {\mathrm{2549}}^1$

素因数の和:2964

約数の個数: 64

約数和(自身を含む): 9108396000

約数和(自身を除く): 5103101320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 241, 326, 482, 652, 815, 964, 1205, 1304, 1630, 1928, 2410, 2549, 3260, 4820, 5098, 6520, 9640, 10196, 12745, 20392, 25490, 39283, 50980, 78566, 101960, 157132, 196415, 314264, 392830, 415487, 614309, 785660, 830974, 1228618, 1571320, 1661948, 2077435, 2457236, 3071545, 3323896, 4154870, 4914472, 6143090, 8309740, 12286180, 16619480, 24572360, 100132367, 200264734, 400529468, 500661835, 801058936, 1001323670, 2002647340, 4005294680]

約数ペア:

[(1, 4005294680), (2, 2002647340), (4, 1001323670), (5, 801058936), (8, 500661835), (10, 400529468), (20, 200264734), (40, 100132367), (163, 24572360), (241, 16619480), (326, 12286180), (482, 8309740), (652, 6143090), (815, 4914472), (964, 4154870), (1205, 3323896), (1304, 3071545), (1630, 2457236), (1928, 2077435), (2410, 1661948), (2549, 1571320), (3260, 1228618), (4820, 830974), (5098, 785660), (6520, 614309), (9640, 415487), (10196, 392830), (12745, 314264), (20392, 196415), (25490, 157132), (39283, 101960), (50980, 78566)]