17796380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{401}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 42952896

約数和(自身を除く): 25156516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 317, 401, 634, 802, 1268, 1585, 1604, 2005, 2219, 2807, 3170, 4010, 4438, 5614, 6340, 8020, 8876, 11095, 11228, 14035, 22190, 28070, 44380, 56140, 127117, 254234, 508468, 635585, 889819, 1271170, 1779638, 2542340, 3559276, 4449095, 8898190, 17796380]

約数ペア:

[(1, 17796380), (2, 8898190), (4, 4449095), (5, 3559276), (7, 2542340), (10, 1779638), (14, 1271170), (20, 889819), (28, 635585), (35, 508468), (70, 254234), (140, 127117), (317, 56140), (401, 44380), (634, 28070), (802, 22190), (1268, 14035), (1585, 11228), (1604, 11095), (2005, 8876), (2219, 8020), (2807, 6340), (3170, 5614), (4010, 4438)]