13049080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 32762880

約数和(自身を除く): 19713800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 631, 940, 1034, 1262, 1880, 2068, 2524, 2585, 3155, 4136, 5048, 5170, 6310, 6941, 10340, 12620, 13882, 20680, 25240, 27764, 29657, 34705, 55528, 59314, 69410, 118628, 138820, 148285, 237256, 277640, 296570, 326227, 593140, 652454, 1186280, 1304908, 1631135, 2609816, 3262270, 6524540, 13049080]

約数ペア:

[(1, 13049080), (2, 6524540), (4, 3262270), (5, 2609816), (8, 1631135), (10, 1304908), (11, 1186280), (20, 652454), (22, 593140), (40, 326227), (44, 296570), (47, 277640), (55, 237256), (88, 148285), (94, 138820), (110, 118628), (188, 69410), (220, 59314), (235, 55528), (376, 34705), (440, 29657), (470, 27764), (517, 25240), (631, 20680), (940, 13882), (1034, 12620), (1262, 10340), (1880, 6941), (2068, 6310), (2524, 5170), (2585, 5048), (3155, 4136)]