397410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1$

素因数の和:1042

約数の個数: 32

約数和(自身を含む): 1028160

約数和(自身を除く): 630750

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1019, 2038, 3057, 5095, 6114, 10190, 13247, 15285, 26494, 30570, 39741, 66235, 79482, 132470, 198705, 397410]

約数ペア:

[(1, 397410), (2, 198705), (3, 132470), (5, 79482), (6, 66235), (10, 39741), (13, 30570), (15, 26494), (26, 15285), (30, 13247), (39, 10190), (65, 6114), (78, 5095), (130, 3057), (195, 2038), (390, 1019)]