2009385910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{4003}}^1$

素因数の和:4189

約数の個数: 64

約数和(自身を含む): 4234374144

約数和(自身を除く): 2224988234

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 101, 142, 202, 355, 497, 505, 707, 710, 994, 1010, 1414, 2485, 3535, 4003, 4970, 7070, 7171, 8006, 14342, 20015, 28021, 35855, 40030, 50197, 56042, 71710, 100394, 140105, 250985, 280210, 284213, 404303, 501970, 568426, 808606, 1421065, 1989491, 2021515, 2830121, 2842130, 3978982, 4043030, 5660242, 9947455, 14150605, 19894910, 28301210, 28705513, 57411026, 143527565, 200938591, 287055130, 401877182, 1004692955, 2009385910]

約数ペア:

[(1, 2009385910), (2, 1004692955), (5, 401877182), (7, 287055130), (10, 200938591), (14, 143527565), (35, 57411026), (70, 28705513), (71, 28301210), (101, 19894910), (142, 14150605), (202, 9947455), (355, 5660242), (497, 4043030), (505, 3978982), (707, 2842130), (710, 2830121), (994, 2021515), (1010, 1989491), (1414, 1421065), (2485, 808606), (3535, 568426), (4003, 501970), (4970, 404303), (7070, 284213), (7171, 280210), (8006, 250985), (14342, 140105), (20015, 100394), (28021, 71710), (35855, 56042), (40030, 50197)]