10513960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 24998400

約数和(自身を除く): 14484440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 139, 155, 244, 248, 278, 305, 310, 488, 556, 610, 620, 695, 1112, 1220, 1240, 1390, 1891, 2440, 2780, 3782, 4309, 5560, 7564, 8479, 8618, 9455, 15128, 16958, 17236, 18910, 21545, 33916, 34472, 37820, 42395, 43090, 67832, 75640, 84790, 86180, 169580, 172360, 262849, 339160, 525698, 1051396, 1314245, 2102792, 2628490, 5256980, 10513960]

約数ペア:

[(1, 10513960), (2, 5256980), (4, 2628490), (5, 2102792), (8, 1314245), (10, 1051396), (20, 525698), (31, 339160), (40, 262849), (61, 172360), (62, 169580), (122, 86180), (124, 84790), (139, 75640), (155, 67832), (244, 43090), (248, 42395), (278, 37820), (305, 34472), (310, 33916), (488, 21545), (556, 18910), (610, 17236), (620, 16958), (695, 15128), (1112, 9455), (1220, 8618), (1240, 8479), (1390, 7564), (1891, 5560), (2440, 4309), (2780, 3782)]