16671584080

素因数分解:

$2^4\times 5^1\times {\mathrm{941}}^1\times {\mathrm{221461}}^1$

素因数の和:222415

約数の個数: 40

約数和(自身を含む): 38802799944

約数和(自身を除く): 22131215864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 941, 1882, 3764, 4705, 7528, 9410, 15056, 18820, 37640, 75280, 221461, 442922, 885844, 1107305, 1771688, 2214610, 3543376, 4429220, 8858440, 17716880, 208394801, 416789602, 833579204, 1041974005, 1667158408, 2083948010, 3334316816, 4167896020, 8335792040, 16671584080]

約数ペア:

[(1, 16671584080), (2, 8335792040), (4, 4167896020), (5, 3334316816), (8, 2083948010), (10, 1667158408), (16, 1041974005), (20, 833579204), (40, 416789602), (80, 208394801), (941, 17716880), (1882, 8858440), (3764, 4429220), (4705, 3543376), (7528, 2214610), (9410, 1771688), (15056, 1107305), (18820, 885844), (37640, 442922), (75280, 221461)]