13762820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 30466800

約数和(自身を除く): 16703980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 61, 116, 122, 145, 244, 290, 305, 389, 580, 610, 778, 1220, 1556, 1769, 1945, 3538, 3890, 7076, 7780, 8845, 11281, 17690, 22562, 23729, 35380, 45124, 47458, 56405, 94916, 112810, 118645, 225620, 237290, 474580, 688141, 1376282, 2752564, 3440705, 6881410, 13762820]

約数ペア:

[(1, 13762820), (2, 6881410), (4, 3440705), (5, 2752564), (10, 1376282), (20, 688141), (29, 474580), (58, 237290), (61, 225620), (116, 118645), (122, 112810), (145, 94916), (244, 56405), (290, 47458), (305, 45124), (389, 35380), (580, 23729), (610, 22562), (778, 17690), (1220, 11281), (1556, 8845), (1769, 7780), (1945, 7076), (3538, 3890)]