15251380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1447}}^1$

素因数の和:1504

約数の個数: 48

約数和(自身を含む): 35030016

約数和(自身を除く): 19778636

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 1447, 2108, 2635, 2894, 5270, 5788, 7235, 10540, 14470, 24599, 28940, 44857, 49198, 89714, 98396, 122995, 179428, 224285, 245990, 448570, 491980, 762569, 897140, 1525138, 3050276, 3812845, 7625690, 15251380]

約数ペア:

[(1, 15251380), (2, 7625690), (4, 3812845), (5, 3050276), (10, 1525138), (17, 897140), (20, 762569), (31, 491980), (34, 448570), (62, 245990), (68, 224285), (85, 179428), (124, 122995), (155, 98396), (170, 89714), (310, 49198), (340, 44857), (527, 28940), (620, 24599), (1054, 14470), (1447, 10540), (2108, 7235), (2635, 5788), (2894, 5270)]