2017902650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{20771}}^1$

素因数の和:20879

約数の個数: 48

約数和(自身を含む): 3940863840

約数和(自身を除く): 1922961190

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 67, 134, 145, 290, 335, 670, 725, 1450, 1675, 1943, 3350, 3886, 9715, 19430, 20771, 41542, 48575, 97150, 103855, 207710, 519275, 602359, 1038550, 1204718, 1391657, 2783314, 3011795, 6023590, 6958285, 13916570, 15058975, 30117950, 34791425, 40358053, 69582850, 80716106, 201790265, 403580530, 1008951325, 2017902650]

約数ペア:

[(1, 2017902650), (2, 1008951325), (5, 403580530), (10, 201790265), (25, 80716106), (29, 69582850), (50, 40358053), (58, 34791425), (67, 30117950), (134, 15058975), (145, 13916570), (290, 6958285), (335, 6023590), (670, 3011795), (725, 2783314), (1450, 1391657), (1675, 1204718), (1943, 1038550), (3350, 602359), (3886, 519275), (9715, 207710), (19430, 103855), (20771, 97150), (41542, 48575)]