201230202220

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{2161}}^1\times {\mathrm{5741}}^1$

素因数の和:8722

約数の個数: 48

約数和(自身を含む): 423374013216

約数和(自身を除く): 222143810996

約数列:

[1, 2, 4, 5, 10, 20, 811, 1622, 2161, 3244, 4055, 4322, 5741, 8110, 8644, 10805, 11482, 16220, 21610, 22964, 28705, 43220, 57410, 114820, 1752571, 3505142, 4655951, 7010284, 8762855, 9311902, 12406301, 17525710, 18623804, 23279755, 24812602, 35051420, 46559510, 49625204, 62031505, 93119020, 124063010, 248126020, 10061510111, 20123020222, 40246040444, 50307550555, 100615101110, 201230202220]

約数ペア:

[(1, 201230202220), (2, 100615101110), (4, 50307550555), (5, 40246040444), (10, 20123020222), (20, 10061510111), (811, 248126020), (1622, 124063010), (2161, 93119020), (3244, 62031505), (4055, 49625204), (4322, 46559510), (5741, 35051420), (8110, 24812602), (8644, 23279755), (10805, 18623804), (11482, 17525710), (16220, 12406301), (21610, 9311902), (22964, 8762855), (28705, 7010284), (43220, 4655951), (57410, 3505142), (114820, 1752571)]