1112317780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{53323}}^1$

素因数の和:53488

約数の個数: 48

約数和(自身を含む): 2687529600

約数和(自身を除く): 1575211820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4172, 5215, 10430, 20860, 53323, 106646, 213292, 266615, 373261, 533230, 746522, 1066460, 1493044, 1866305, 3732610, 7465220, 7945127, 15890254, 31780508, 39725635, 55615889, 79451270, 111231778, 158902540, 222463556, 278079445, 556158890, 1112317780]

約数ペア:

[(1, 1112317780), (2, 556158890), (4, 278079445), (5, 222463556), (7, 158902540), (10, 111231778), (14, 79451270), (20, 55615889), (28, 39725635), (35, 31780508), (70, 15890254), (140, 7945127), (149, 7465220), (298, 3732610), (596, 1866305), (745, 1493044), (1043, 1066460), (1490, 746522), (2086, 533230), (2980, 373261), (4172, 266615), (5215, 213292), (10430, 106646), (20860, 53323)]