173639060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{40009}}^1$

素因数の和:40056

約数の個数: 48

約数和(自身を含む): 430187520

約数和(自身を除く): 256548460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 40009, 80018, 160036, 200045, 280063, 400090, 560126, 800180, 1120252, 1240279, 1400315, 2480558, 2800630, 4961116, 5601260, 6201395, 8681953, 12402790, 17363906, 24805580, 34727812, 43409765, 86819530, 173639060]

約数ペア:

[(1, 173639060), (2, 86819530), (4, 43409765), (5, 34727812), (7, 24805580), (10, 17363906), (14, 12402790), (20, 8681953), (28, 6201395), (31, 5601260), (35, 4961116), (62, 2800630), (70, 2480558), (124, 1400315), (140, 1240279), (155, 1120252), (217, 800180), (310, 560126), (434, 400090), (620, 280063), (868, 200045), (1085, 160036), (2170, 80018), (4340, 40009)]