1999858260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{15641}}^1$

素因数の和:17784

約数の個数: 48

約数和(自身を含む): 5602588992

約数和(自身を除く): 3602730732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2131, 4262, 6393, 8524, 10655, 12786, 15641, 21310, 25572, 31282, 31965, 42620, 46923, 62564, 63930, 78205, 93846, 127860, 156410, 187692, 234615, 312820, 469230, 938460, 33330971, 66661942, 99992913, 133323884, 166654855, 199985826, 333309710, 399971652, 499964565, 666619420, 999929130, 1999858260]

約数ペア:

[(1, 1999858260), (2, 999929130), (3, 666619420), (4, 499964565), (5, 399971652), (6, 333309710), (10, 199985826), (12, 166654855), (15, 133323884), (20, 99992913), (30, 66661942), (60, 33330971), (2131, 938460), (4262, 469230), (6393, 312820), (8524, 234615), (10655, 187692), (12786, 156410), (15641, 127860), (21310, 93846), (25572, 78205), (31282, 63930), (31965, 62564), (42620, 46923)]