2635810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:246

約数の個数: 32

約数和(自身を含む): 5022000

約数和(自身を除く): 2386190

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 149, 290, 298, 305, 610, 745, 1490, 1769, 3538, 4321, 8642, 8845, 9089, 17690, 18178, 21605, 43210, 45445, 90890, 263581, 527162, 1317905, 2635810]

約数ペア:

[(1, 2635810), (2, 1317905), (5, 527162), (10, 263581), (29, 90890), (58, 45445), (61, 43210), (122, 21605), (145, 18178), (149, 17690), (290, 9089), (298, 8845), (305, 8642), (610, 4321), (745, 3538), (1490, 1769)]