16666140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3121}}^1$

素因数の和:3222

約数の個数: 48

約数和(自身を含む): 47204640

約数和(自身を除く): 30538500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 3121, 5340, 6242, 9363, 12484, 15605, 18726, 31210, 37452, 46815, 62420, 93630, 187260, 277769, 555538, 833307, 1111076, 1388845, 1666614, 2777690, 3333228, 4166535, 5555380, 8333070, 16666140]

約数ペア:

[(1, 16666140), (2, 8333070), (3, 5555380), (4, 4166535), (5, 3333228), (6, 2777690), (10, 1666614), (12, 1388845), (15, 1111076), (20, 833307), (30, 555538), (60, 277769), (89, 187260), (178, 93630), (267, 62420), (356, 46815), (445, 37452), (534, 31210), (890, 18726), (1068, 15605), (1335, 12484), (1780, 9363), (2670, 6242), (3121, 5340)]