219854984080

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{30878509}}^1$

素因数の和:30878611

約数の個数: 40

約数和(自身を含む): 516906257400

約数和(自身を除く): 297051273320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 30878509, 61757018, 123514036, 154392545, 247028072, 308785090, 494056144, 617570180, 1235140360, 2470280720, 2748187301, 5496374602, 10992749204, 13740936505, 21985498408, 27481873010, 43970996816, 54963746020, 109927492040, 219854984080]

約数ペア:

[(1, 219854984080), (2, 109927492040), (4, 54963746020), (5, 43970996816), (8, 27481873010), (10, 21985498408), (16, 13740936505), (20, 10992749204), (40, 5496374602), (80, 2748187301), (89, 2470280720), (178, 1235140360), (356, 617570180), (445, 494056144), (712, 308785090), (890, 247028072), (1424, 154392545), (1780, 123514036), (3560, 61757018), (7120, 30878509)]