2521259140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{13879}}^1$

素因数の和:14212

約数の個数: 48

約数和(自身を含む): 5484487680

約数和(自身を除く): 2963228540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 293, 310, 586, 620, 1172, 1465, 2930, 5860, 9083, 13879, 18166, 27758, 36332, 45415, 55516, 69395, 90830, 138790, 181660, 277580, 430249, 860498, 1720996, 2151245, 4066547, 4302490, 8133094, 8604980, 16266188, 20332735, 40665470, 81330940, 126062957, 252125914, 504251828, 630314785, 1260629570, 2521259140]

約数ペア:

[(1, 2521259140), (2, 1260629570), (4, 630314785), (5, 504251828), (10, 252125914), (20, 126062957), (31, 81330940), (62, 40665470), (124, 20332735), (155, 16266188), (293, 8604980), (310, 8133094), (586, 4302490), (620, 4066547), (1172, 2151245), (1465, 1720996), (2930, 860498), (5860, 430249), (9083, 277580), (13879, 181660), (18166, 138790), (27758, 90830), (36332, 69395), (45415, 55516)]