7518140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{647}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 18289152

約数和(自身を除く): 10771012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 647, 830, 1162, 1294, 1660, 2324, 2588, 2905, 3235, 4529, 5810, 6470, 9058, 11620, 12940, 18116, 22645, 45290, 53701, 90580, 107402, 214804, 268505, 375907, 537010, 751814, 1074020, 1503628, 1879535, 3759070, 7518140]

約数ペア:

[(1, 7518140), (2, 3759070), (4, 1879535), (5, 1503628), (7, 1074020), (10, 751814), (14, 537010), (20, 375907), (28, 268505), (35, 214804), (70, 107402), (83, 90580), (140, 53701), (166, 45290), (332, 22645), (415, 18116), (581, 12940), (647, 11620), (830, 9058), (1162, 6470), (1294, 5810), (1660, 4529), (2324, 3235), (2588, 2905)]