630890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 1282176

約数和(自身を除く): 651286

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 211, 230, 299, 422, 598, 1055, 1495, 2110, 2743, 2990, 4853, 5486, 9706, 13715, 24265, 27430, 48530, 63089, 126178, 315445, 630890]

約数ペア:

[(1, 630890), (2, 315445), (5, 126178), (10, 63089), (13, 48530), (23, 27430), (26, 24265), (46, 13715), (65, 9706), (115, 5486), (130, 4853), (211, 2990), (230, 2743), (299, 2110), (422, 1495), (598, 1055)]