393242460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{504157}}^1$

素因数の和:504182

約数の個数: 48

約数和(自身を含む): 1185779616

約数和(自身を除く): 792537156

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, 504157, 1008314, 1512471, 2016628, 2520785, 3024942, 5041570, 6049884, 6554041, 7562355, 10083140, 13108082, 15124710, 19662123, 26216164, 30249420, 32770205, 39324246, 65540410, 78648492, 98310615, 131080820, 196621230, 393242460]

約数ペア:

[(1, 393242460), (2, 196621230), (3, 131080820), (4, 98310615), (5, 78648492), (6, 65540410), (10, 39324246), (12, 32770205), (13, 30249420), (15, 26216164), (20, 19662123), (26, 15124710), (30, 13108082), (39, 10083140), (52, 7562355), (60, 6554041), (65, 6049884), (78, 5041570), (130, 3024942), (156, 2520785), (195, 2016628), (260, 1512471), (390, 1008314), (780, 504157)]