4134940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 9253440

約数和(自身を除く): 5118500

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 101, 115, 178, 202, 230, 356, 404, 445, 460, 505, 890, 1010, 1780, 2020, 2047, 2323, 4094, 4646, 8188, 8989, 9292, 10235, 11615, 17978, 20470, 23230, 35956, 40940, 44945, 46460, 89890, 179780, 206747, 413494, 826988, 1033735, 2067470, 4134940]

約数ペア:

[(1, 4134940), (2, 2067470), (4, 1033735), (5, 826988), (10, 413494), (20, 206747), (23, 179780), (46, 89890), (89, 46460), (92, 44945), (101, 40940), (115, 35956), (178, 23230), (202, 20470), (230, 17978), (356, 11615), (404, 10235), (445, 9292), (460, 8989), (505, 8188), (890, 4646), (1010, 4094), (1780, 2323), (2020, 2047)]