440504

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 32

約数和(自身を含む): 907200

約数和(自身を除く): 466696

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 79, 82, 136, 158, 164, 316, 328, 632, 697, 1343, 1394, 2686, 2788, 3239, 5372, 5576, 6478, 10744, 12956, 25912, 55063, 110126, 220252, 440504]

約数ペア:

[(1, 440504), (2, 220252), (4, 110126), (8, 55063), (17, 25912), (34, 12956), (41, 10744), (68, 6478), (79, 5576), (82, 5372), (136, 3239), (158, 2788), (164, 2686), (316, 1394), (328, 1343), (632, 697)]