22940680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{81931}}^1$

素因数の和:81949

約数の個数: 32

約数和(自身を含む): 58991040

約数和(自身を除く): 36050360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 81931, 163862, 327724, 409655, 573517, 655448, 819310, 1147034, 1638620, 2294068, 2867585, 3277240, 4588136, 5735170, 11470340, 22940680]

約数ペア:

[(1, 22940680), (2, 11470340), (4, 5735170), (5, 4588136), (7, 3277240), (8, 2867585), (10, 2294068), (14, 1638620), (20, 1147034), (28, 819310), (35, 655448), (40, 573517), (56, 409655), (70, 327724), (140, 163862), (280, 81931)]