2774460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3557}}^1$

素因数の和:3582

約数の個数: 48

約数和(自身を含む): 8368416

約数和(自身を除く): 5593956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 3557, 7114, 10671, 14228, 17785, 21342, 35570, 42684, 46241, 53355, 71140, 92482, 106710, 138723, 184964, 213420, 231205, 277446, 462410, 554892, 693615, 924820, 1387230, 2774460]

約数ペア:

[(1, 2774460), (2, 1387230), (3, 924820), (4, 693615), (5, 554892), (6, 462410), (10, 277446), (12, 231205), (13, 213420), (15, 184964), (20, 138723), (26, 106710), (30, 92482), (39, 71140), (52, 53355), (60, 46241), (65, 42684), (78, 35570), (130, 21342), (156, 17785), (195, 14228), (260, 10671), (390, 7114), (780, 3557)]