1223778820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{6133}}^1$

素因数の和:7060

約数の個数: 48

約数和(自身を含む): 2807114688

約数和(自身を除く): 1583335868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 907, 1814, 3628, 4535, 6133, 9070, 9977, 12266, 18140, 19954, 24532, 30665, 39908, 49885, 61330, 67463, 99770, 122660, 134926, 199540, 269852, 337315, 674630, 1349260, 5562631, 11125262, 22250524, 27813155, 55626310, 61188941, 111252620, 122377882, 244755764, 305944705, 611889410, 1223778820]

約数ペア:

[(1, 1223778820), (2, 611889410), (4, 305944705), (5, 244755764), (10, 122377882), (11, 111252620), (20, 61188941), (22, 55626310), (44, 27813155), (55, 22250524), (110, 11125262), (220, 5562631), (907, 1349260), (1814, 674630), (3628, 337315), (4535, 269852), (6133, 199540), (9070, 134926), (9977, 122660), (12266, 99770), (18140, 67463), (19954, 61330), (24532, 49885), (30665, 39908)]