15219376420

素因数分解:

$2^2\times 5^1\times {\mathrm{941}}^1\times {\mathrm{808681}}^1$

素因数の和:809631

約数の個数: 24

約数和(自身を含む): 31994694648

約数和(自身を除く): 16775318228

約数列:

[1, 2, 4, 5, 10, 20, 941, 1882, 3764, 4705, 9410, 18820, 808681, 1617362, 3234724, 4043405, 8086810, 16173620, 760968821, 1521937642, 3043875284, 3804844105, 7609688210, 15219376420]

約数ペア:

[(1, 15219376420), (2, 7609688210), (4, 3804844105), (5, 3043875284), (10, 1521937642), (20, 760968821), (941, 16173620), (1882, 8086810), (3764, 4043405), (4705, 3234724), (9410, 1617362), (18820, 808681)]