73805480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263591}}^1$

素因数の和:263609

約数の個数: 32

約数和(自身を含む): 189786240

約数和(自身を除く): 115980760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 263591, 527182, 1054364, 1317955, 1845137, 2108728, 2635910, 3690274, 5271820, 7380548, 9225685, 10543640, 14761096, 18451370, 36902740, 73805480]

約数ペア:

[(1, 73805480), (2, 36902740), (4, 18451370), (5, 14761096), (7, 10543640), (8, 9225685), (10, 7380548), (14, 5271820), (20, 3690274), (28, 2635910), (35, 2108728), (40, 1845137), (56, 1317955), (70, 1054364), (140, 527182), (280, 263591)]