968128840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{977}}^1\times {\mathrm{3539}}^1$

素因数の和:4534

約数の個数: 64

約数和(自身を含む): 2492726400

約数和(自身を除く): 1524597560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 977, 1954, 3539, 3908, 4885, 6839, 7078, 7816, 9770, 13678, 14156, 17695, 19540, 24773, 27356, 28312, 34195, 35390, 39080, 49546, 54712, 68390, 70780, 99092, 123865, 136780, 141560, 198184, 247730, 273560, 495460, 990920, 3457603, 6915206, 13830412, 17288015, 24203221, 27660824, 34576030, 48406442, 69152060, 96812884, 121016105, 138304120, 193625768, 242032210, 484064420, 968128840]

約数ペア:

[(1, 968128840), (2, 484064420), (4, 242032210), (5, 193625768), (7, 138304120), (8, 121016105), (10, 96812884), (14, 69152060), (20, 48406442), (28, 34576030), (35, 27660824), (40, 24203221), (56, 17288015), (70, 13830412), (140, 6915206), (280, 3457603), (977, 990920), (1954, 495460), (3539, 273560), (3908, 247730), (4885, 198184), (6839, 141560), (7078, 136780), (7816, 123865), (9770, 99092), (13678, 70780), (14156, 68390), (17695, 54712), (19540, 49546), (24773, 39080), (27356, 35390), (28312, 34195)]