53487460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{205721}}^1$

素因数の和:205743

約数の個数: 24

約数和(自身を含む): 120964536

約数和(自身を除く): 67477076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 205721, 411442, 822884, 1028605, 2057210, 2674373, 4114420, 5348746, 10697492, 13371865, 26743730, 53487460]

約数ペア:

[(1, 53487460), (2, 26743730), (4, 13371865), (5, 10697492), (10, 5348746), (13, 4114420), (20, 2674373), (26, 2057210), (52, 1028605), (65, 822884), (130, 411442), (260, 205721)]