16246220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{673}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 36687168

約数和(自身を除く): 20440948

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 340, 355, 673, 710, 1207, 1346, 1420, 2414, 2692, 3365, 4828, 6035, 6730, 11441, 12070, 13460, 22882, 24140, 45764, 47783, 57205, 95566, 114410, 191132, 228820, 238915, 477830, 812311, 955660, 1624622, 3249244, 4061555, 8123110, 16246220]

約数ペア:

[(1, 16246220), (2, 8123110), (4, 4061555), (5, 3249244), (10, 1624622), (17, 955660), (20, 812311), (34, 477830), (68, 238915), (71, 228820), (85, 191132), (142, 114410), (170, 95566), (284, 57205), (340, 47783), (355, 45764), (673, 24140), (710, 22882), (1207, 13460), (1346, 12070), (1420, 11441), (2414, 6730), (2692, 6035), (3365, 4828)]