20179973080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29676431}}^1$

素因数の和:29676459

約数の個数: 32

約数和(自身を含む): 48075819840

約数和(自身を除く): 27895846760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 29676431, 59352862, 118705724, 148382155, 237411448, 296764310, 504499327, 593528620, 1008998654, 1187057240, 2017997308, 2522496635, 4035994616, 5044993270, 10089986540, 20179973080]

約数ペア:

[(1, 20179973080), (2, 10089986540), (4, 5044993270), (5, 4035994616), (8, 2522496635), (10, 2017997308), (17, 1187057240), (20, 1008998654), (34, 593528620), (40, 504499327), (68, 296764310), (85, 237411448), (136, 148382155), (170, 118705724), (340, 59352862), (680, 29676431)]