23491020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{55931}}^1$

素因数の和:55950

約数の個数: 48

約数和(自身を含む): 75172608

約数和(自身を除く): 51681588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 55931, 111862, 167793, 223724, 279655, 335586, 391517, 559310, 671172, 783034, 838965, 1118620, 1174551, 1566068, 1677930, 1957585, 2349102, 3355860, 3915170, 4698204, 5872755, 7830340, 11745510, 23491020]

約数ペア:

[(1, 23491020), (2, 11745510), (3, 7830340), (4, 5872755), (5, 4698204), (6, 3915170), (7, 3355860), (10, 2349102), (12, 1957585), (14, 1677930), (15, 1566068), (20, 1174551), (21, 1118620), (28, 838965), (30, 783034), (35, 671172), (42, 559310), (60, 391517), (70, 335586), (84, 279655), (105, 223724), (140, 167793), (210, 111862), (420, 55931)]