84655960

素因数分解:

$2^3\times 5^1\times {\mathrm{983}}^1\times {\mathrm{2153}}^1$

素因数の和:3147

約数の個数: 32

約数和(自身を含む): 190758240

約数和(自身を除く): 106102280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 983, 1966, 2153, 3932, 4306, 4915, 7864, 8612, 9830, 10765, 17224, 19660, 21530, 39320, 43060, 86120, 2116399, 4232798, 8465596, 10581995, 16931192, 21163990, 42327980, 84655960]

約数ペア:

[(1, 84655960), (2, 42327980), (4, 21163990), (5, 16931192), (8, 10581995), (10, 8465596), (20, 4232798), (40, 2116399), (983, 86120), (1966, 43060), (2153, 39320), (3932, 21530), (4306, 19660), (4915, 17224), (7864, 10765), (8612, 9830)]