18923449720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2281}}^1\times {\mathrm{29629}}^1$

素因数の和:31928

約数の個数: 64

約数和(自身を含む): 48683275200

約数和(自身を除く): 29759825480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2281, 4562, 9124, 11405, 15967, 18248, 22810, 29629, 31934, 45620, 59258, 63868, 79835, 91240, 118516, 127736, 148145, 159670, 207403, 237032, 296290, 319340, 414806, 592580, 638680, 829612, 1037015, 1185160, 1659224, 2074030, 4148060, 8296120, 67583749, 135167498, 270334996, 337918745, 473086243, 540669992, 675837490, 946172486, 1351674980, 1892344972, 2365431215, 2703349960, 3784689944, 4730862430, 9461724860, 18923449720]

約数ペア:

[(1, 18923449720), (2, 9461724860), (4, 4730862430), (5, 3784689944), (7, 2703349960), (8, 2365431215), (10, 1892344972), (14, 1351674980), (20, 946172486), (28, 675837490), (35, 540669992), (40, 473086243), (56, 337918745), (70, 270334996), (140, 135167498), (280, 67583749), (2281, 8296120), (4562, 4148060), (9124, 2074030), (11405, 1659224), (15967, 1185160), (18248, 1037015), (22810, 829612), (29629, 638680), (31934, 592580), (45620, 414806), (59258, 319340), (63868, 296290), (79835, 237032), (91240, 207403), (118516, 159670), (127736, 148145)]