28156470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13219}}^1$

素因数の和:13300

約数の個数: 32

約数和(自身を含む): 68532480

約数和(自身を除く): 40376010

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 13219, 26438, 39657, 66095, 79314, 132190, 198285, 396570, 938549, 1877098, 2815647, 4692745, 5631294, 9385490, 14078235, 28156470]

約数ペア:

[(1, 28156470), (2, 14078235), (3, 9385490), (5, 5631294), (6, 4692745), (10, 2815647), (15, 1877098), (30, 938549), (71, 396570), (142, 198285), (213, 132190), (355, 79314), (426, 66095), (710, 39657), (1065, 26438), (2130, 13219)]