90604420

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{12619}}^1$

素因数の和:12987

約数の個数: 24

約数和(自身を含む): 190814400

約数和(自身を除く): 100209980

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180, 12619, 25238, 50476, 63095, 126190, 252380, 4530221, 9060442, 18120884, 22651105, 45302210, 90604420]

約数ペア:

[(1, 90604420), (2, 45302210), (4, 22651105), (5, 18120884), (10, 9060442), (20, 4530221), (359, 252380), (718, 126190), (1436, 63095), (1795, 50476), (3590, 25238), (7180, 12619)]