1283660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 3157056

約数和(自身を除く): 1873396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 173, 212, 265, 346, 371, 530, 692, 742, 865, 1060, 1211, 1484, 1730, 1855, 2422, 3460, 3710, 4844, 6055, 7420, 9169, 12110, 18338, 24220, 36676, 45845, 64183, 91690, 128366, 183380, 256732, 320915, 641830, 1283660]

約数ペア:

[(1, 1283660), (2, 641830), (4, 320915), (5, 256732), (7, 183380), (10, 128366), (14, 91690), (20, 64183), (28, 45845), (35, 36676), (53, 24220), (70, 18338), (106, 12110), (140, 9169), (173, 7420), (212, 6055), (265, 4844), (346, 3710), (371, 3460), (530, 2422), (692, 1855), (742, 1730), (865, 1484), (1060, 1211)]