8002990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{577}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 15397920

約数和(自身を除く): 7394930

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 365, 577, 730, 1154, 1387, 2774, 2885, 5770, 6935, 10963, 13870, 21926, 42121, 54815, 84242, 109630, 210605, 421210, 800299, 1600598, 4001495, 8002990]

約数ペア:

[(1, 8002990), (2, 4001495), (5, 1600598), (10, 800299), (19, 421210), (38, 210605), (73, 109630), (95, 84242), (146, 54815), (190, 42121), (365, 21926), (577, 13870), (730, 10963), (1154, 6935), (1387, 5770), (2774, 2885)]