1925420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{809}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 4898880

約数和(自身を除く): 2973460

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 809, 1190, 1618, 2380, 3236, 4045, 5663, 8090, 11326, 13753, 16180, 22652, 27506, 28315, 55012, 56630, 68765, 96271, 113260, 137530, 192542, 275060, 385084, 481355, 962710, 1925420]

約数ペア:

[(1, 1925420), (2, 962710), (4, 481355), (5, 385084), (7, 275060), (10, 192542), (14, 137530), (17, 113260), (20, 96271), (28, 68765), (34, 56630), (35, 55012), (68, 28315), (70, 27506), (85, 22652), (119, 16180), (140, 13753), (170, 11326), (238, 8090), (340, 5663), (476, 4045), (595, 3236), (809, 2380), (1190, 1618)]