2645560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 6373800

約数和(自身を除く): 3728240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 295, 380, 472, 590, 760, 1121, 1180, 2242, 2360, 3481, 4484, 5605, 6962, 8968, 11210, 13924, 17405, 22420, 27848, 34810, 44840, 66139, 69620, 132278, 139240, 264556, 330695, 529112, 661390, 1322780, 2645560]

約数ペア:

[(1, 2645560), (2, 1322780), (4, 661390), (5, 529112), (8, 330695), (10, 264556), (19, 139240), (20, 132278), (38, 69620), (40, 66139), (59, 44840), (76, 34810), (95, 27848), (118, 22420), (152, 17405), (190, 13924), (236, 11210), (295, 8968), (380, 6962), (472, 5605), (590, 4484), (760, 3481), (1121, 2360), (1180, 2242)]