15126020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8311}}^1$

素因数の和:8340

約数の個数: 48

約数和(自身を含む): 39099648

約数和(自身を除く): 23973628

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 8311, 16622, 33244, 41555, 58177, 83110, 108043, 116354, 166220, 216086, 232708, 290885, 432172, 540215, 581770, 756301, 1080430, 1163540, 1512602, 2160860, 3025204, 3781505, 7563010, 15126020]

約数ペア:

[(1, 15126020), (2, 7563010), (4, 3781505), (5, 3025204), (7, 2160860), (10, 1512602), (13, 1163540), (14, 1080430), (20, 756301), (26, 581770), (28, 540215), (35, 432172), (52, 290885), (65, 232708), (70, 216086), (91, 166220), (130, 116354), (140, 108043), (182, 83110), (260, 58177), (364, 41555), (455, 33244), (910, 16622), (1820, 8311)]