20230427720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1750037}}^1$

素因数の和:1750082

約数の個数: 48

約数和(自身を含む): 48353549940

約数和(自身を除く): 28123122220

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 5780, 11560, 1750037, 3500074, 7000148, 8750185, 14000296, 17500370, 29750629, 35000740, 59501258, 70001480, 119002516, 148753145, 238005032, 297506290, 505760693, 595012580, 1011521386, 1190025160, 2023042772, 2528803465, 4046085544, 5057606930, 10115213860, 20230427720]

約数ペア:

[(1, 20230427720), (2, 10115213860), (4, 5057606930), (5, 4046085544), (8, 2528803465), (10, 2023042772), (17, 1190025160), (20, 1011521386), (34, 595012580), (40, 505760693), (68, 297506290), (85, 238005032), (136, 148753145), (170, 119002516), (289, 70001480), (340, 59501258), (578, 35000740), (680, 29750629), (1156, 17500370), (1445, 14000296), (2312, 8750185), (2890, 7000148), (5780, 3500074), (11560, 1750037)]