313638620

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{90647}}^1$

素因数の和:90829

約数の個数: 24

約数和(自身を含む): 662455584

約数和(自身を除く): 348816964

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 90647, 181294, 362588, 453235, 906470, 1812940, 15681931, 31363862, 62727724, 78409655, 156819310, 313638620]

約数ペア:

[(1, 313638620), (2, 156819310), (4, 78409655), (5, 62727724), (10, 31363862), (20, 15681931), (173, 1812940), (346, 906470), (692, 453235), (865, 362588), (1730, 181294), (3460, 90647)]