20227788640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{743}}^1\times {\mathrm{10009}}^1$

素因数の和:10784

約数の個数: 96

約数和(自身を含む): 50672381760

約数和(自身を除く): 30444593120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 743, 1360, 1486, 2720, 2972, 3715, 5944, 7430, 10009, 11888, 12631, 14860, 20018, 23776, 25262, 29720, 40036, 50045, 50524, 59440, 63155, 80072, 100090, 101048, 118880, 126310, 160144, 170153, 200180, 202096, 252620, 320288, 340306, 400360, 404192, 505240, 680612, 800720, 850765, 1010480, 1361224, 1601440, 1701530, 2020960, 2722448, 3403060, 5444896, 6806120, 7436687, 13612240, 14873374, 27224480, 29746748, 37183435, 59493496, 74366870, 118986992, 126423679, 148733740, 237973984, 252847358, 297467480, 505694716, 594934960, 632118395, 1011389432, 1189869920, 1264236790, 2022778864, 2528473580, 4045557728, 5056947160, 10113894320, 20227788640]

約数ペア:

[(1, 20227788640), (2, 10113894320), (4, 5056947160), (5, 4045557728), (8, 2528473580), (10, 2022778864), (16, 1264236790), (17, 1189869920), (20, 1011389432), (32, 632118395), (34, 594934960), (40, 505694716), (68, 297467480), (80, 252847358), (85, 237973984), (136, 148733740), (160, 126423679), (170, 118986992), (272, 74366870), (340, 59493496), (544, 37183435), (680, 29746748), (743, 27224480), (1360, 14873374), (1486, 13612240), (2720, 7436687), (2972, 6806120), (3715, 5444896), (5944, 3403060), (7430, 2722448), (10009, 2020960), (11888, 1701530), (12631, 1601440), (14860, 1361224), (20018, 1010480), (23776, 850765), (25262, 800720), (29720, 680612), (40036, 505240), (50045, 404192), (50524, 400360), (59440, 340306), (63155, 320288), (80072, 252620), (100090, 202096), (101048, 200180), (118880, 170153), (126310, 160144)]