28611110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8969}}^1$

素因数の和:9016

約数の個数: 32

約数和(自身を含む): 58125600

約数和(自身を除く): 29514490

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 8969, 17938, 44845, 89690, 98659, 197318, 260101, 493295, 520202, 986590, 1300505, 2601010, 2861111, 5722222, 14305555, 28611110]

約数ペア:

[(1, 28611110), (2, 14305555), (5, 5722222), (10, 2861111), (11, 2601010), (22, 1300505), (29, 986590), (55, 520202), (58, 493295), (110, 260101), (145, 197318), (290, 98659), (319, 89690), (638, 44845), (1595, 17938), (3190, 8969)]