2560560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 8142336

約数和(自身を除く): 5581776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 227, 235, 240, 282, 376, 454, 470, 564, 681, 705, 752, 908, 940, 1128, 1135, 1362, 1410, 1816, 1880, 2256, 2270, 2724, 2820, 3405, 3632, 3760, 4540, 5448, 5640, 6810, 9080, 10669, 10896, 11280, 13620, 18160, 21338, 27240, 32007, 42676, 53345, 54480, 64014, 85352, 106690, 128028, 160035, 170704, 213380, 256056, 320070, 426760, 512112, 640140, 853520, 1280280, 2560560]

約数ペア:

[(1, 2560560), (2, 1280280), (3, 853520), (4, 640140), (5, 512112), (6, 426760), (8, 320070), (10, 256056), (12, 213380), (15, 170704), (16, 160035), (20, 128028), (24, 106690), (30, 85352), (40, 64014), (47, 54480), (48, 53345), (60, 42676), (80, 32007), (94, 27240), (120, 21338), (141, 18160), (188, 13620), (227, 11280), (235, 10896), (240, 10669), (282, 9080), (376, 6810), (454, 5640), (470, 5448), (564, 4540), (681, 3760), (705, 3632), (752, 3405), (908, 2820), (940, 2724), (1128, 2270), (1135, 2256), (1362, 1880), (1410, 1816)]