7937980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 18156096

約数和(自身を除く): 10218116

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 631, 740, 1258, 1262, 2516, 2524, 3145, 3155, 6290, 6310, 10727, 12580, 12620, 21454, 23347, 42908, 46694, 53635, 93388, 107270, 116735, 214540, 233470, 396899, 466940, 793798, 1587596, 1984495, 3968990, 7937980]

約数ペア:

[(1, 7937980), (2, 3968990), (4, 1984495), (5, 1587596), (10, 793798), (17, 466940), (20, 396899), (34, 233470), (37, 214540), (68, 116735), (74, 107270), (85, 93388), (148, 53635), (170, 46694), (185, 42908), (340, 23347), (370, 21454), (629, 12620), (631, 12580), (740, 10727), (1258, 6310), (1262, 6290), (2516, 3155), (2524, 3145)]