790240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 2041200

約数和(自身を除く): 1250960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 449, 880, 898, 1760, 1796, 2245, 3592, 4490, 4939, 7184, 8980, 9878, 14368, 17960, 19756, 24695, 35920, 39512, 49390, 71840, 79024, 98780, 158048, 197560, 395120, 790240]

約数ペア:

[(1, 790240), (2, 395120), (4, 197560), (5, 158048), (8, 98780), (10, 79024), (11, 71840), (16, 49390), (20, 39512), (22, 35920), (32, 24695), (40, 19756), (44, 17960), (55, 14368), (80, 9878), (88, 8980), (110, 7184), (160, 4939), (176, 4490), (220, 3592), (352, 2245), (440, 1796), (449, 1760), (880, 898)]