26404720

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1381}}^1$

素因数の和:1633

約数の個数: 40

約数和(自身を含む): 61692480

約数和(自身を除く): 35287760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1381, 1912, 2390, 2762, 3824, 4780, 5524, 6905, 9560, 11048, 13810, 19120, 22096, 27620, 55240, 110480, 330059, 660118, 1320236, 1650295, 2640472, 3300590, 5280944, 6601180, 13202360, 26404720]

約数ペア:

[(1, 26404720), (2, 13202360), (4, 6601180), (5, 5280944), (8, 3300590), (10, 2640472), (16, 1650295), (20, 1320236), (40, 660118), (80, 330059), (239, 110480), (478, 55240), (956, 27620), (1195, 22096), (1381, 19120), (1912, 13810), (2390, 11048), (2762, 9560), (3824, 6905), (4780, 5524)]