180337640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{92009}}^1$

素因数の和:92034

約数の個数: 48

約数和(自身を含む): 472011300

約数和(自身を除く): 291673660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 92009, 184018, 368036, 460045, 644063, 736072, 920090, 1288126, 1840180, 2576252, 3220315, 3680360, 4508441, 5152504, 6440630, 9016882, 12881260, 18033764, 22542205, 25762520, 36067528, 45084410, 90168820, 180337640]

約数ペア:

[(1, 180337640), (2, 90168820), (4, 45084410), (5, 36067528), (7, 25762520), (8, 22542205), (10, 18033764), (14, 12881260), (20, 9016882), (28, 6440630), (35, 5152504), (40, 4508441), (49, 3680360), (56, 3220315), (70, 2576252), (98, 1840180), (140, 1288126), (196, 920090), (245, 736072), (280, 644063), (392, 460045), (490, 368036), (980, 184018), (1960, 92009)]