2240507950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{20359}}^1$

素因数の和:20473

約数の個数: 48

約数和(自身を含む): 4362577920

約数和(自身を除く): 2122069970

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 71, 142, 155, 310, 355, 710, 775, 1550, 1775, 2201, 3550, 4402, 11005, 20359, 22010, 40718, 55025, 101795, 110050, 203590, 508975, 631129, 1017950, 1262258, 1445489, 2890978, 3155645, 6311290, 7227445, 14454890, 15778225, 31556450, 36137225, 44810159, 72274450, 89620318, 224050795, 448101590, 1120253975, 2240507950]

約数ペア:

[(1, 2240507950), (2, 1120253975), (5, 448101590), (10, 224050795), (25, 89620318), (31, 72274450), (50, 44810159), (62, 36137225), (71, 31556450), (142, 15778225), (155, 14454890), (310, 7227445), (355, 6311290), (710, 3155645), (775, 2890978), (1550, 1445489), (1775, 1262258), (2201, 1017950), (3550, 631129), (4402, 508975), (11005, 203590), (20359, 110050), (22010, 101795), (40718, 55025)]