42827420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{125963}}^1$

素因数の和:125989

約数の個数: 24

約数和(自身を含む): 95228784

約数和(自身を除く): 52401364

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 125963, 251926, 503852, 629815, 1259630, 2141371, 2519260, 4282742, 8565484, 10706855, 21413710, 42827420]

約数ペア:

[(1, 42827420), (2, 21413710), (4, 10706855), (5, 8565484), (10, 4282742), (17, 2519260), (20, 2141371), (34, 1259630), (68, 629815), (85, 503852), (170, 251926), (340, 125963)]