2596660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 6368040

約数和(自身を除く): 3771380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 37, 44, 55, 58, 74, 110, 116, 121, 145, 148, 185, 220, 242, 290, 319, 370, 407, 484, 580, 605, 638, 740, 814, 1073, 1210, 1276, 1595, 1628, 2035, 2146, 2420, 3190, 3509, 4070, 4292, 4477, 5365, 6380, 7018, 8140, 8954, 10730, 11803, 14036, 17545, 17908, 21460, 22385, 23606, 35090, 44770, 47212, 59015, 70180, 89540, 118030, 129833, 236060, 259666, 519332, 649165, 1298330, 2596660]

約数ペア:

[(1, 2596660), (2, 1298330), (4, 649165), (5, 519332), (10, 259666), (11, 236060), (20, 129833), (22, 118030), (29, 89540), (37, 70180), (44, 59015), (55, 47212), (58, 44770), (74, 35090), (110, 23606), (116, 22385), (121, 21460), (145, 17908), (148, 17545), (185, 14036), (220, 11803), (242, 10730), (290, 8954), (319, 8140), (370, 7018), (407, 6380), (484, 5365), (580, 4477), (605, 4292), (638, 4070), (740, 3509), (814, 3190), (1073, 2420), (1210, 2146), (1276, 2035), (1595, 1628)]