26439720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2789}}^1$

素因数の和:2882

約数の個数: 64

約数和(自身を含む): 80352000

約数和(自身を除く): 53912280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 2789, 3160, 4740, 5578, 8367, 9480, 11156, 13945, 16734, 22312, 27890, 33468, 41835, 55780, 66936, 83670, 111560, 167340, 220331, 334680, 440662, 660993, 881324, 1101655, 1321986, 1762648, 2203310, 2643972, 3304965, 4406620, 5287944, 6609930, 8813240, 13219860, 26439720]

約数ペア:

[(1, 26439720), (2, 13219860), (3, 8813240), (4, 6609930), (5, 5287944), (6, 4406620), (8, 3304965), (10, 2643972), (12, 2203310), (15, 1762648), (20, 1321986), (24, 1101655), (30, 881324), (40, 660993), (60, 440662), (79, 334680), (120, 220331), (158, 167340), (237, 111560), (316, 83670), (395, 66936), (474, 55780), (632, 41835), (790, 33468), (948, 27890), (1185, 22312), (1580, 16734), (1896, 13945), (2370, 11156), (2789, 9480), (3160, 8367), (4740, 5578)]