2990480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1289}}^1$

素因数の和:1331

約数の個数: 40

約数和(自身を含む): 7198200

約数和(自身を除く): 4207720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 1289, 2320, 2578, 5156, 6445, 10312, 12890, 20624, 25780, 37381, 51560, 74762, 103120, 149524, 186905, 299048, 373810, 598096, 747620, 1495240, 2990480]

約数ペア:

[(1, 2990480), (2, 1495240), (4, 747620), (5, 598096), (8, 373810), (10, 299048), (16, 186905), (20, 149524), (29, 103120), (40, 74762), (58, 51560), (80, 37381), (116, 25780), (145, 20624), (232, 12890), (290, 10312), (464, 6445), (580, 5156), (1160, 2578), (1289, 2320)]