27680120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53231}}^1$

素因数の和:53255

約数の個数: 32

約数和(自身を含む): 67072320

約数和(自身を除く): 39392200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 53231, 106462, 212924, 266155, 425848, 532310, 692003, 1064620, 1384006, 2129240, 2768012, 3460015, 5536024, 6920030, 13840060, 27680120]

約数ペア:

[(1, 27680120), (2, 13840060), (4, 6920030), (5, 5536024), (8, 3460015), (10, 2768012), (13, 2129240), (20, 1384006), (26, 1064620), (40, 692003), (52, 532310), (65, 425848), (104, 266155), (130, 212924), (260, 106462), (520, 53231)]