31475210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12743}}^1$

素因数の和:12782

約数の個数: 32

約数和(自身を含む): 64229760

約数和(自身を除く): 32754550

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 12743, 25486, 63715, 127430, 165659, 242117, 331318, 484234, 828295, 1210585, 1656590, 2421170, 3147521, 6295042, 15737605, 31475210]

約数ペア:

[(1, 31475210), (2, 15737605), (5, 6295042), (10, 3147521), (13, 2421170), (19, 1656590), (26, 1210585), (38, 828295), (65, 484234), (95, 331318), (130, 242117), (190, 165659), (247, 127430), (494, 63715), (1235, 25486), (2470, 12743)]