47654740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20023}}^1$

素因数の和:20056

約数の個数: 48

約数和(自身を含む): 121105152

約数和(自身を除く): 73450412

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, 1190, 2380, 20023, 40046, 80092, 100115, 140161, 200230, 280322, 340391, 400460, 560644, 680782, 700805, 1361564, 1401610, 1701955, 2382737, 2803220, 3403910, 4765474, 6807820, 9530948, 11913685, 23827370, 47654740]

約数ペア:

[(1, 47654740), (2, 23827370), (4, 11913685), (5, 9530948), (7, 6807820), (10, 4765474), (14, 3403910), (17, 2803220), (20, 2382737), (28, 1701955), (34, 1401610), (35, 1361564), (68, 700805), (70, 680782), (85, 560644), (119, 400460), (140, 340391), (170, 280322), (238, 200230), (340, 140161), (476, 100115), (595, 80092), (1190, 40046), (2380, 20023)]