418720385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{45439}}^1$

素因数の和:45560

約数の個数: 16

約数和(自身を含む): 534374400

約数和(自身を除く): 115654015

約数列:

[1, 5, 19, 95, 97, 485, 1843, 9215, 45439, 227195, 863341, 4316705, 4407583, 22037915, 83744077, 418720385]

約数ペア:

[(1, 418720385), (5, 83744077), (19, 22037915), (95, 4407583), (97, 4316705), (485, 863341), (1843, 227195), (9215, 45439)]