90316940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{3863}}^1$

素因数の和:4046

約数の個数: 48

約数和(自身を含む): 218115072

約数和(自身を除く): 127798132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 668, 835, 1169, 1670, 2338, 3340, 3863, 4676, 5845, 7726, 11690, 15452, 19315, 23380, 27041, 38630, 54082, 77260, 108164, 135205, 270410, 540820, 645121, 1290242, 2580484, 3225605, 4515847, 6451210, 9031694, 12902420, 18063388, 22579235, 45158470, 90316940]

約数ペア:

[(1, 90316940), (2, 45158470), (4, 22579235), (5, 18063388), (7, 12902420), (10, 9031694), (14, 6451210), (20, 4515847), (28, 3225605), (35, 2580484), (70, 1290242), (140, 645121), (167, 540820), (334, 270410), (668, 135205), (835, 108164), (1169, 77260), (1670, 54082), (2338, 38630), (3340, 27041), (3863, 23380), (4676, 19315), (5845, 15452), (7726, 11690)]