1235739980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{42407}}^1$

素因数の和:42494

約数の個数: 48

約数和(自身を含む): 2735824896

約数和(自身を除く): 1500084916

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 470, 620, 940, 1457, 2914, 5828, 7285, 14570, 29140, 42407, 84814, 169628, 212035, 424070, 848140, 1314617, 1993129, 2629234, 3986258, 5258468, 6573085, 7972516, 9965645, 13146170, 19931290, 26292340, 39862580, 61786999, 123573998, 247147996, 308934995, 617869990, 1235739980]

約数ペア:

[(1, 1235739980), (2, 617869990), (4, 308934995), (5, 247147996), (10, 123573998), (20, 61786999), (31, 39862580), (47, 26292340), (62, 19931290), (94, 13146170), (124, 9965645), (155, 7972516), (188, 6573085), (235, 5258468), (310, 3986258), (470, 2629234), (620, 1993129), (940, 1314617), (1457, 848140), (2914, 424070), (5828, 212035), (7285, 169628), (14570, 84814), (29140, 42407)]