1245890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4019}}^1$

素因数の和:4057

約数の個数: 16

約数和(自身を含む): 2315520

約数和(自身を除く): 1069630

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 4019, 8038, 20095, 40190, 124589, 249178, 622945, 1245890]

約数ペア:

[(1, 1245890), (2, 622945), (5, 249178), (10, 124589), (31, 40190), (62, 20095), (155, 8038), (310, 4019)]