1018850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 2249856

約数和(自身を除く): 1231006

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 41, 50, 70, 71, 82, 142, 175, 205, 287, 350, 355, 410, 497, 574, 710, 994, 1025, 1435, 1775, 2050, 2485, 2870, 2911, 3550, 4970, 5822, 7175, 12425, 14350, 14555, 20377, 24850, 29110, 40754, 72775, 101885, 145550, 203770, 509425, 1018850]

約数ペア:

[(1, 1018850), (2, 509425), (5, 203770), (7, 145550), (10, 101885), (14, 72775), (25, 40754), (35, 29110), (41, 24850), (50, 20377), (70, 14555), (71, 14350), (82, 12425), (142, 7175), (175, 5822), (205, 4970), (287, 3550), (350, 2911), (355, 2870), (410, 2485), (497, 2050), (574, 1775), (710, 1435), (994, 1025)]