260268976

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{18719}}^1$

素因数の和:18817

約数の個数: 40

約数和(自身を含む): 557107200

約数和(自身を除く): 296838224

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 158, 176, 316, 632, 869, 1264, 1738, 3476, 6952, 13904, 18719, 37438, 74876, 149752, 205909, 299504, 411818, 823636, 1478801, 1647272, 2957602, 3294544, 5915204, 11830408, 16266811, 23660816, 32533622, 65067244, 130134488, 260268976]

約数ペア:

[(1, 260268976), (2, 130134488), (4, 65067244), (8, 32533622), (11, 23660816), (16, 16266811), (22, 11830408), (44, 5915204), (79, 3294544), (88, 2957602), (158, 1647272), (176, 1478801), (316, 823636), (632, 411818), (869, 299504), (1264, 205909), (1738, 149752), (3476, 74876), (6952, 37438), (13904, 18719)]