1775620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1153}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 4652928

約数和(自身を除く): 2877308

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1153, 1540, 2306, 4612, 5765, 8071, 11530, 12683, 16142, 23060, 25366, 32284, 40355, 50732, 63415, 80710, 88781, 126830, 161420, 177562, 253660, 355124, 443905, 887810, 1775620]

約数ペア:

[(1, 1775620), (2, 887810), (4, 443905), (5, 355124), (7, 253660), (10, 177562), (11, 161420), (14, 126830), (20, 88781), (22, 80710), (28, 63415), (35, 50732), (44, 40355), (55, 32284), (70, 25366), (77, 23060), (110, 16142), (140, 12683), (154, 11530), (220, 8071), (308, 5765), (385, 4612), (770, 2306), (1153, 1540)]