2017888980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{908959}}^1$

素因数の和:909008

約数の個数: 48

約数和(自身を含む): 5802800640

約数和(自身を除く): 3784911660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 908959, 1817918, 2726877, 3635836, 4544795, 5453754, 9089590, 10907508, 13634385, 18179180, 27268770, 33631483, 54537540, 67262966, 100894449, 134525932, 168157415, 201788898, 336314830, 403577796, 504472245, 672629660, 1008944490, 2017888980]

約数ペア:

[(1, 2017888980), (2, 1008944490), (3, 672629660), (4, 504472245), (5, 403577796), (6, 336314830), (10, 201788898), (12, 168157415), (15, 134525932), (20, 100894449), (30, 67262966), (37, 54537540), (60, 33631483), (74, 27268770), (111, 18179180), (148, 13634385), (185, 10907508), (222, 9089590), (370, 5453754), (444, 4544795), (555, 3635836), (740, 2726877), (1110, 1817918), (2220, 908959)]