10021900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 25276160

約数和(自身を除く): 15254260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 103, 139, 140, 175, 206, 278, 350, 412, 515, 556, 695, 700, 721, 973, 1030, 1390, 1442, 1946, 2060, 2575, 2780, 2884, 3475, 3605, 3892, 4865, 5150, 6950, 7210, 9730, 10300, 13900, 14317, 14420, 18025, 19460, 24325, 28634, 36050, 48650, 57268, 71585, 72100, 97300, 100219, 143170, 200438, 286340, 357925, 400876, 501095, 715850, 1002190, 1431700, 2004380, 2505475, 5010950, 10021900]

約数ペア:

[(1, 10021900), (2, 5010950), (4, 2505475), (5, 2004380), (7, 1431700), (10, 1002190), (14, 715850), (20, 501095), (25, 400876), (28, 357925), (35, 286340), (50, 200438), (70, 143170), (100, 100219), (103, 97300), (139, 72100), (140, 71585), (175, 57268), (206, 48650), (278, 36050), (350, 28634), (412, 24325), (515, 19460), (556, 18025), (695, 14420), (700, 14317), (721, 13900), (973, 10300), (1030, 9730), (1390, 7210), (1442, 6950), (1946, 5150), (2060, 4865), (2575, 3892), (2780, 3605), (2884, 3475)]