89924840

素因数分解:

$2^3\times 5^1\times {\mathrm{983}}^1\times {\mathrm{2287}}^1$

素因数の和:3281

約数の個数: 32

約数和(自身を含む): 202625280

約数和(自身を除く): 112700440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 983, 1966, 2287, 3932, 4574, 4915, 7864, 9148, 9830, 11435, 18296, 19660, 22870, 39320, 45740, 91480, 2248121, 4496242, 8992484, 11240605, 17984968, 22481210, 44962420, 89924840]

約数ペア:

[(1, 89924840), (2, 44962420), (4, 22481210), (5, 17984968), (8, 11240605), (10, 8992484), (20, 4496242), (40, 2248121), (983, 91480), (1966, 45740), (2287, 39320), (3932, 22870), (4574, 19660), (4915, 18296), (7864, 11435), (9148, 9830)]