4981420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13109}}^1$

素因数の和:13137

約数の個数: 24

約数和(自身を含む): 11012400

約数和(自身を除く): 6030980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 13109, 26218, 52436, 65545, 131090, 249071, 262180, 498142, 996284, 1245355, 2490710, 4981420]

約数ペア:

[(1, 4981420), (2, 2490710), (4, 1245355), (5, 996284), (10, 498142), (19, 262180), (20, 249071), (38, 131090), (76, 65545), (95, 52436), (190, 26218), (380, 13109)]