10890610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 21807360

約数和(自身を除く): 10916750

約数列:

[1, 2, 5, 10, 19, 31, 38, 43, 62, 86, 95, 155, 190, 215, 310, 430, 589, 817, 1178, 1333, 1634, 1849, 2666, 2945, 3698, 4085, 5890, 6665, 8170, 9245, 13330, 18490, 25327, 35131, 50654, 57319, 70262, 114638, 126635, 175655, 253270, 286595, 351310, 573190, 1089061, 2178122, 5445305, 10890610]

約数ペア:

[(1, 10890610), (2, 5445305), (5, 2178122), (10, 1089061), (19, 573190), (31, 351310), (38, 286595), (43, 253270), (62, 175655), (86, 126635), (95, 114638), (155, 70262), (190, 57319), (215, 50654), (310, 35131), (430, 25327), (589, 18490), (817, 13330), (1178, 9245), (1333, 8170), (1634, 6665), (1849, 5890), (2666, 4085), (2945, 3698)]