84217880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{110813}}^1$

素因数の和:110843

約数の個数: 32

約数和(自身を含む): 199465200

約数和(自身を除く): 115247320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 110813, 221626, 443252, 554065, 886504, 1108130, 2105447, 2216260, 4210894, 4432520, 8421788, 10527235, 16843576, 21054470, 42108940, 84217880]

約数ペア:

[(1, 84217880), (2, 42108940), (4, 21054470), (5, 16843576), (8, 10527235), (10, 8421788), (19, 4432520), (20, 4210894), (38, 2216260), (40, 2105447), (76, 1108130), (95, 886504), (152, 554065), (190, 443252), (380, 221626), (760, 110813)]