1491560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{761}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 3909060

約数和(自身を除く): 2417500

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 761, 980, 1522, 1960, 3044, 3805, 5327, 6088, 7610, 10654, 15220, 21308, 26635, 30440, 37289, 42616, 53270, 74578, 106540, 149156, 186445, 213080, 298312, 372890, 745780, 1491560]

約数ペア:

[(1, 1491560), (2, 745780), (4, 372890), (5, 298312), (7, 213080), (8, 186445), (10, 149156), (14, 106540), (20, 74578), (28, 53270), (35, 42616), (40, 37289), (49, 30440), (56, 26635), (70, 21308), (98, 15220), (140, 10654), (196, 7610), (245, 6088), (280, 5327), (392, 3805), (490, 3044), (761, 1960), (980, 1522)]