2400775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 3281040

約数和(自身を除く): 880265

約数列:

[1, 5, 13, 25, 65, 83, 89, 325, 415, 445, 1079, 1157, 2075, 2225, 5395, 5785, 7387, 26975, 28925, 36935, 96031, 184675, 480155, 2400775]

約数ペア:

[(1, 2400775), (5, 480155), (13, 184675), (25, 96031), (65, 36935), (83, 28925), (89, 26975), (325, 7387), (415, 5785), (445, 5395), (1079, 2225), (1157, 2075)]