620170040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{30341}}^1$

素因数の和:30432

約数の個数: 64

約数和(自身を含む): 1616621760

約数和(自身を除く): 996451720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 10220, 20440, 30341, 60682, 121364, 151705, 212387, 242728, 303410, 424774, 606820, 849548, 1061935, 1213640, 1699096, 2123870, 2214893, 4247740, 4429786, 8495480, 8859572, 11074465, 15504251, 17719144, 22148930, 31008502, 44297860, 62017004, 77521255, 88595720, 124034008, 155042510, 310085020, 620170040]

約数ペア:

[(1, 620170040), (2, 310085020), (4, 155042510), (5, 124034008), (7, 88595720), (8, 77521255), (10, 62017004), (14, 44297860), (20, 31008502), (28, 22148930), (35, 17719144), (40, 15504251), (56, 11074465), (70, 8859572), (73, 8495480), (140, 4429786), (146, 4247740), (280, 2214893), (292, 2123870), (365, 1699096), (511, 1213640), (584, 1061935), (730, 849548), (1022, 606820), (1460, 424774), (2044, 303410), (2555, 242728), (2920, 212387), (4088, 151705), (5110, 121364), (10220, 60682), (20440, 30341)]