15685280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7541}}^1$

素因数の和:7569

約数の個数: 48

約数和(自身を含む): 39912264

約数和(自身を除く): 24226984

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 7541, 15082, 30164, 37705, 60328, 75410, 98033, 120656, 150820, 196066, 241312, 301640, 392132, 490165, 603280, 784264, 980330, 1206560, 1568528, 1960660, 3137056, 3921320, 7842640, 15685280]

約数ペア:

[(1, 15685280), (2, 7842640), (4, 3921320), (5, 3137056), (8, 1960660), (10, 1568528), (13, 1206560), (16, 980330), (20, 784264), (26, 603280), (32, 490165), (40, 392132), (52, 301640), (65, 241312), (80, 196066), (104, 150820), (130, 120656), (160, 98033), (208, 75410), (260, 60328), (416, 37705), (520, 30164), (1040, 15082), (2080, 7541)]