20447550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{45439}}^1$

素因数の和:45457

約数の個数: 36

約数和(自身を含む): 54936960

約数和(自身を除く): 34489410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 45439, 90878, 136317, 227195, 272634, 408951, 454390, 681585, 817902, 1135975, 1363170, 2044755, 2271950, 3407925, 4089510, 6815850, 10223775, 20447550]

約数ペア:

[(1, 20447550), (2, 10223775), (3, 6815850), (5, 4089510), (6, 3407925), (9, 2271950), (10, 2044755), (15, 1363170), (18, 1135975), (25, 817902), (30, 681585), (45, 454390), (50, 408951), (75, 272634), (90, 227195), (150, 136317), (225, 90878), (450, 45439)]