3845690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 7290000

約数和(自身を除く): 3444310

約数列:

[1, 2, 5, 10, 29, 58, 89, 145, 149, 178, 290, 298, 445, 745, 890, 1490, 2581, 4321, 5162, 8642, 12905, 13261, 21605, 25810, 26522, 43210, 66305, 132610, 384569, 769138, 1922845, 3845690]

約数ペア:

[(1, 3845690), (2, 1922845), (5, 769138), (10, 384569), (29, 132610), (58, 66305), (89, 43210), (145, 26522), (149, 25810), (178, 21605), (290, 13261), (298, 12905), (445, 8642), (745, 5162), (890, 4321), (1490, 2581)]