280803628

素因数分解:

$2^2\times 7^1\times {\mathrm{1889}}^1\times {\mathrm{5309}}^1$

素因数の和:7209

約数の個数: 24

約数和(自身を含む): 562010400

約数和(自身を除く): 281206772

約数列:

[1, 2, 4, 7, 14, 28, 1889, 3778, 5309, 7556, 10618, 13223, 21236, 26446, 37163, 52892, 74326, 148652, 10028701, 20057402, 40114804, 70200907, 140401814, 280803628]

約数ペア:

[(1, 280803628), (2, 140401814), (4, 70200907), (7, 40114804), (14, 20057402), (28, 10028701), (1889, 148652), (3778, 74326), (5309, 52892), (7556, 37163), (10618, 26446), (13223, 21236)]