130380620

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{14519}}^1$

素因数の和:14977

約数の個数: 24

約数和(自身を含む): 274428000

約数和(自身を除く): 144047380

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 14519, 29038, 58076, 72595, 145190, 290380, 6519031, 13038062, 26076124, 32595155, 65190310, 130380620]

約数ペア:

[(1, 130380620), (2, 65190310), (4, 32595155), (5, 26076124), (10, 13038062), (20, 6519031), (449, 290380), (898, 145190), (1796, 72595), (2245, 58076), (4490, 29038), (8980, 14519)]