615403780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{827}}^1\times {\mathrm{1283}}^1$

素因数の和:2148

約数の個数: 48

約数和(自身を含む): 1339571520

約数和(自身を除く): 724167740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 827, 1283, 1654, 2566, 3308, 4135, 5132, 6415, 8270, 12830, 16540, 23983, 25660, 37207, 47966, 74414, 95932, 119915, 148828, 186035, 239830, 372070, 479660, 744140, 1061041, 2122082, 4244164, 5305205, 10610410, 21220820, 30770189, 61540378, 123080756, 153850945, 307701890, 615403780]

約数ペア:

[(1, 615403780), (2, 307701890), (4, 153850945), (5, 123080756), (10, 61540378), (20, 30770189), (29, 21220820), (58, 10610410), (116, 5305205), (145, 4244164), (290, 2122082), (580, 1061041), (827, 744140), (1283, 479660), (1654, 372070), (2566, 239830), (3308, 186035), (4135, 148828), (5132, 119915), (6415, 95932), (8270, 74414), (12830, 47966), (16540, 37207), (23983, 25660)]