2841160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 7459200

約数和(自身を除く): 4618040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 139, 140, 146, 278, 280, 292, 365, 511, 556, 584, 695, 730, 973, 1022, 1112, 1390, 1460, 1946, 2044, 2555, 2780, 2920, 3892, 4088, 4865, 5110, 5560, 7784, 9730, 10147, 10220, 19460, 20294, 20440, 38920, 40588, 50735, 71029, 81176, 101470, 142058, 202940, 284116, 355145, 405880, 568232, 710290, 1420580, 2841160]

約数ペア:

[(1, 2841160), (2, 1420580), (4, 710290), (5, 568232), (7, 405880), (8, 355145), (10, 284116), (14, 202940), (20, 142058), (28, 101470), (35, 81176), (40, 71029), (56, 50735), (70, 40588), (73, 38920), (139, 20440), (140, 20294), (146, 19460), (278, 10220), (280, 10147), (292, 9730), (365, 7784), (511, 5560), (556, 5110), (584, 4865), (695, 4088), (730, 3892), (973, 2920), (1022, 2780), (1112, 2555), (1390, 2044), (1460, 1946)]