1161988840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{4051}}^1$

素因数の和:4234

約数の個数: 64

約数和(自身を含む): 2678209920

約数和(自身を除く): 1516221080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 101, 142, 202, 284, 355, 404, 505, 568, 710, 808, 1010, 1420, 2020, 2840, 4040, 4051, 7171, 8102, 14342, 16204, 20255, 28684, 32408, 35855, 40510, 57368, 71710, 81020, 143420, 162040, 286840, 287621, 409151, 575242, 818302, 1150484, 1438105, 1636604, 2045755, 2300968, 2876210, 3273208, 4091510, 5752420, 8183020, 11504840, 16366040, 29049721, 58099442, 116198884, 145248605, 232397768, 290497210, 580994420, 1161988840]

約数ペア:

[(1, 1161988840), (2, 580994420), (4, 290497210), (5, 232397768), (8, 145248605), (10, 116198884), (20, 58099442), (40, 29049721), (71, 16366040), (101, 11504840), (142, 8183020), (202, 5752420), (284, 4091510), (355, 3273208), (404, 2876210), (505, 2300968), (568, 2045755), (710, 1636604), (808, 1438105), (1010, 1150484), (1420, 818302), (2020, 575242), (2840, 409151), (4040, 287621), (4051, 286840), (7171, 162040), (8102, 143420), (14342, 81020), (16204, 71710), (20255, 57368), (28684, 40510), (32408, 35855)]