1718020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 3967488

約数和(自身を除く): 2249468

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 163, 170, 310, 326, 340, 527, 620, 652, 815, 1054, 1630, 2108, 2635, 2771, 3260, 5053, 5270, 5542, 10106, 10540, 11084, 13855, 20212, 25265, 27710, 50530, 55420, 85901, 101060, 171802, 343604, 429505, 859010, 1718020]

約数ペア:

[(1, 1718020), (2, 859010), (4, 429505), (5, 343604), (10, 171802), (17, 101060), (20, 85901), (31, 55420), (34, 50530), (62, 27710), (68, 25265), (85, 20212), (124, 13855), (155, 11084), (163, 10540), (170, 10106), (310, 5542), (326, 5270), (340, 5053), (527, 3260), (620, 2771), (652, 2635), (815, 2108), (1054, 1630)]