1215725830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{581687}}^1$

素因数の和:581724

約数の個数: 32

約数和(自身を含む): 2512892160

約数和(自身を除く): 1297166330

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 581687, 1163374, 2908435, 5816870, 6398557, 11052053, 12797114, 22104106, 31992785, 55260265, 63985570, 110520530, 121572583, 243145166, 607862915, 1215725830]

約数ペア:

[(1, 1215725830), (2, 607862915), (5, 243145166), (10, 121572583), (11, 110520530), (19, 63985570), (22, 55260265), (38, 31992785), (55, 22104106), (95, 12797114), (110, 11052053), (190, 6398557), (209, 5816870), (418, 2908435), (1045, 1163374), (2090, 581687)]