2456860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 6320160

約数和(自身を除く): 3863300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 109, 115, 140, 161, 196, 218, 230, 245, 322, 436, 460, 490, 545, 644, 763, 805, 980, 1090, 1127, 1526, 1610, 2180, 2254, 2507, 3052, 3220, 3815, 4508, 5014, 5341, 5635, 7630, 10028, 10682, 11270, 12535, 15260, 17549, 21364, 22540, 25070, 26705, 35098, 50140, 53410, 70196, 87745, 106820, 122843, 175490, 245686, 350980, 491372, 614215, 1228430, 2456860]

約数ペア:

[(1, 2456860), (2, 1228430), (4, 614215), (5, 491372), (7, 350980), (10, 245686), (14, 175490), (20, 122843), (23, 106820), (28, 87745), (35, 70196), (46, 53410), (49, 50140), (70, 35098), (92, 26705), (98, 25070), (109, 22540), (115, 21364), (140, 17549), (161, 15260), (196, 12535), (218, 11270), (230, 10682), (245, 10028), (322, 7630), (436, 5635), (460, 5341), (490, 5014), (545, 4508), (644, 3815), (763, 3220), (805, 3052), (980, 2507), (1090, 2254), (1127, 2180), (1526, 1610)]