413898980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{60689}}^1$

素因数の和:60740

約数の個数: 48

約数和(自身を含む): 978808320

約数和(自身を除く): 564909340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 60689, 121378, 242756, 303445, 606890, 667579, 1213780, 1335158, 1881359, 2670316, 3337895, 3762718, 6675790, 7525436, 9406795, 13351580, 18813590, 20694949, 37627180, 41389898, 82779796, 103474745, 206949490, 413898980]

約数ペア:

[(1, 413898980), (2, 206949490), (4, 103474745), (5, 82779796), (10, 41389898), (11, 37627180), (20, 20694949), (22, 18813590), (31, 13351580), (44, 9406795), (55, 7525436), (62, 6675790), (110, 3762718), (124, 3337895), (155, 2670316), (220, 1881359), (310, 1335158), (341, 1213780), (620, 667579), (682, 606890), (1364, 303445), (1705, 242756), (3410, 121378), (6820, 60689)]