1640692890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{18229921}}^1$

素因数の和:18229934

約数の個数: 24

約数和(自身を含む): 4265801748

約数和(自身を除く): 2625108858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 18229921, 36459842, 54689763, 91149605, 109379526, 164069289, 182299210, 273448815, 328138578, 546897630, 820346445, 1640692890]

約数ペア:

[(1, 1640692890), (2, 820346445), (3, 546897630), (5, 328138578), (6, 273448815), (9, 182299210), (10, 164069289), (15, 109379526), (18, 91149605), (30, 54689763), (45, 36459842), (90, 18229921)]