40908980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7127}}^1$

素因数の和:7184

約数の個数: 48

約数和(自身を含む): 100590336

約数和(自身を除く): 59681356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 7127, 14254, 28508, 35635, 49889, 71270, 99778, 142540, 199556, 249445, 292207, 498890, 584414, 997780, 1168828, 1461035, 2045449, 2922070, 4090898, 5844140, 8181796, 10227245, 20454490, 40908980]

約数ペア:

[(1, 40908980), (2, 20454490), (4, 10227245), (5, 8181796), (7, 5844140), (10, 4090898), (14, 2922070), (20, 2045449), (28, 1461035), (35, 1168828), (41, 997780), (70, 584414), (82, 498890), (140, 292207), (164, 249445), (205, 199556), (287, 142540), (410, 99778), (574, 71270), (820, 49889), (1148, 35635), (1435, 28508), (2870, 14254), (5740, 7127)]