12478990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1163}}^1$

素因数の和:1236

約数の個数: 32

約数和(自身を含む): 23885280

約数和(自身を除く): 11406290

約数列:

[1, 2, 5, 10, 29, 37, 58, 74, 145, 185, 290, 370, 1073, 1163, 2146, 2326, 5365, 5815, 10730, 11630, 33727, 43031, 67454, 86062, 168635, 215155, 337270, 430310, 1247899, 2495798, 6239495, 12478990]

約数ペア:

[(1, 12478990), (2, 6239495), (5, 2495798), (10, 1247899), (29, 430310), (37, 337270), (58, 215155), (74, 168635), (145, 86062), (185, 67454), (290, 43031), (370, 33727), (1073, 11630), (1163, 10730), (2146, 5815), (2326, 5365)]