200202980

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{12163}}^1$

素因数の和:12995

約数の個数: 24

約数和(自身を含む): 420971712

約数和(自身を除く): 220768732

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 8230, 12163, 16460, 24326, 48652, 60815, 121630, 243260, 10010149, 20020298, 40040596, 50050745, 100101490, 200202980]

約数ペア:

[(1, 200202980), (2, 100101490), (4, 50050745), (5, 40040596), (10, 20020298), (20, 10010149), (823, 243260), (1646, 121630), (3292, 60815), (4115, 48652), (8230, 24326), (12163, 16460)]