453460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 1128960

約数和(自身を除く): 675500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 79, 82, 140, 158, 164, 205, 287, 316, 395, 410, 553, 574, 790, 820, 1106, 1148, 1435, 1580, 2212, 2765, 2870, 3239, 5530, 5740, 6478, 11060, 12956, 16195, 22673, 32390, 45346, 64780, 90692, 113365, 226730, 453460]

約数ペア:

[(1, 453460), (2, 226730), (4, 113365), (5, 90692), (7, 64780), (10, 45346), (14, 32390), (20, 22673), (28, 16195), (35, 12956), (41, 11060), (70, 6478), (79, 5740), (82, 5530), (140, 3239), (158, 2870), (164, 2765), (205, 2212), (287, 1580), (316, 1435), (395, 1148), (410, 1106), (553, 820), (574, 790)]