2774480

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:531

約数の個数: 40

約数和(自身を含む): 6547200

約数和(自身を除く): 3772720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 439, 632, 790, 878, 1264, 1580, 1756, 2195, 3160, 3512, 4390, 6320, 7024, 8780, 17560, 34681, 35120, 69362, 138724, 173405, 277448, 346810, 554896, 693620, 1387240, 2774480]

約数ペア:

[(1, 2774480), (2, 1387240), (4, 693620), (5, 554896), (8, 346810), (10, 277448), (16, 173405), (20, 138724), (40, 69362), (79, 35120), (80, 34681), (158, 17560), (316, 8780), (395, 7024), (439, 6320), (632, 4390), (790, 3512), (878, 3160), (1264, 2195), (1580, 1756)]