2945240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2539}}^1$

素因数の和:2579

約数の個数: 32

約数和(自身を含む): 6858000

約数和(自身を除く): 3912760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 2539, 5078, 10156, 12695, 20312, 25390, 50780, 73631, 101560, 147262, 294524, 368155, 589048, 736310, 1472620, 2945240]

約数ペア:

[(1, 2945240), (2, 1472620), (4, 736310), (5, 589048), (8, 368155), (10, 294524), (20, 147262), (29, 101560), (40, 73631), (58, 50780), (116, 25390), (145, 20312), (232, 12695), (290, 10156), (580, 5078), (1160, 2539)]