390162530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1\times {\mathrm{2089}}^1$

素因数の和:3098

約数の個数: 32

約数和(自身を含む): 740361600

約数和(自身を除く): 350199070

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 983, 1966, 2089, 4178, 4915, 9830, 10445, 18677, 20890, 37354, 39691, 79382, 93385, 186770, 198455, 396910, 2053487, 4106974, 10267435, 20534870, 39016253, 78032506, 195081265, 390162530]

約数ペア:

[(1, 390162530), (2, 195081265), (5, 78032506), (10, 39016253), (19, 20534870), (38, 10267435), (95, 4106974), (190, 2053487), (983, 396910), (1966, 198455), (2089, 186770), (4178, 93385), (4915, 79382), (9830, 39691), (10445, 37354), (18677, 20890)]