426905780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{4007}}^1$

素因数の和:4784

約数の個数: 48

約数和(自身を含む): 1026176256

約数和(自身を除く): 599270476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 761, 1522, 3044, 3805, 4007, 5327, 7610, 8014, 10654, 15220, 16028, 20035, 21308, 26635, 28049, 40070, 53270, 56098, 80140, 106540, 112196, 140245, 280490, 560980, 3049327, 6098654, 12197308, 15246635, 21345289, 30493270, 42690578, 60986540, 85381156, 106726445, 213452890, 426905780]

約数ペア:

[(1, 426905780), (2, 213452890), (4, 106726445), (5, 85381156), (7, 60986540), (10, 42690578), (14, 30493270), (20, 21345289), (28, 15246635), (35, 12197308), (70, 6098654), (140, 3049327), (761, 560980), (1522, 280490), (3044, 140245), (3805, 112196), (4007, 106540), (5327, 80140), (7610, 56098), (8014, 53270), (10654, 40070), (15220, 28049), (16028, 26635), (20035, 21308)]