2013990275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{67189}}^1$

素因数の和:67319

約数の個数: 24

約数和(自身を含む): 2749414800

約数和(自身を除く): 735424525

約数列:

[1, 5, 11, 25, 55, 109, 275, 545, 1199, 2725, 5995, 29975, 67189, 335945, 739079, 1679725, 3695395, 7323601, 18476975, 36618005, 80559611, 183090025, 402798055, 2013990275]

約数ペア:

[(1, 2013990275), (5, 402798055), (11, 183090025), (25, 80559611), (55, 36618005), (109, 18476975), (275, 7323601), (545, 3695395), (1199, 1679725), (2725, 739079), (5995, 335945), (29975, 67189)]