2975420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 7293888

約数和(自身を除く): 4318468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 401, 530, 742, 802, 1060, 1484, 1604, 1855, 2005, 2807, 3710, 4010, 5614, 7420, 8020, 11228, 14035, 21253, 28070, 42506, 56140, 85012, 106265, 148771, 212530, 297542, 425060, 595084, 743855, 1487710, 2975420]

約数ペア:

[(1, 2975420), (2, 1487710), (4, 743855), (5, 595084), (7, 425060), (10, 297542), (14, 212530), (20, 148771), (28, 106265), (35, 85012), (53, 56140), (70, 42506), (106, 28070), (140, 21253), (212, 14035), (265, 11228), (371, 8020), (401, 7420), (530, 5614), (742, 4010), (802, 3710), (1060, 2807), (1484, 2005), (1604, 1855)]