220252

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 24

約数和(自身を含む): 423360

約数和(自身を除く): 203108

約数列:

[1, 2, 4, 17, 34, 41, 68, 79, 82, 158, 164, 316, 697, 1343, 1394, 2686, 2788, 3239, 5372, 6478, 12956, 55063, 110126, 220252]

約数ペア:

[(1, 220252), (2, 110126), (4, 55063), (17, 12956), (34, 6478), (41, 5372), (68, 3239), (79, 2788), (82, 2686), (158, 1394), (164, 1343), (316, 697)]