1437156920

素因数分解:

$2^3\times 5^1\times {\mathrm{3989}}^1\times {\mathrm{9007}}^1$

素因数の和:13007

約数の個数: 32

約数和(自身を含む): 3234772800

約数和(自身を除く): 1797615880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3989, 7978, 9007, 15956, 18014, 19945, 31912, 36028, 39890, 45035, 72056, 79780, 90070, 159560, 180140, 360280, 35928923, 71857846, 143715692, 179644615, 287431384, 359289230, 718578460, 1437156920]

約数ペア:

[(1, 1437156920), (2, 718578460), (4, 359289230), (5, 287431384), (8, 179644615), (10, 143715692), (20, 71857846), (40, 35928923), (3989, 360280), (7978, 180140), (9007, 159560), (15956, 90070), (18014, 79780), (19945, 72056), (31912, 45035), (36028, 39890)]