38974540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{613}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 95002992

約数和(自身を除く): 56028452

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 613, 748, 935, 1156, 1226, 1445, 1870, 2452, 2890, 3065, 3179, 3740, 5780, 6130, 6358, 6743, 10421, 12260, 12716, 13486, 15895, 20842, 26972, 31790, 33715, 41684, 52105, 63580, 67430, 104210, 114631, 134860, 177157, 208420, 229262, 354314, 458524, 573155, 708628, 885785, 1146310, 1771570, 1948727, 2292620, 3543140, 3897454, 7794908, 9743635, 19487270, 38974540]

約数ペア:

[(1, 38974540), (2, 19487270), (4, 9743635), (5, 7794908), (10, 3897454), (11, 3543140), (17, 2292620), (20, 1948727), (22, 1771570), (34, 1146310), (44, 885785), (55, 708628), (68, 573155), (85, 458524), (110, 354314), (170, 229262), (187, 208420), (220, 177157), (289, 134860), (340, 114631), (374, 104210), (578, 67430), (613, 63580), (748, 52105), (935, 41684), (1156, 33715), (1226, 31790), (1445, 26972), (1870, 20842), (2452, 15895), (2890, 13486), (3065, 12716), (3179, 12260), (3740, 10421), (5780, 6743), (6130, 6358)]