12903520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 35816256

約数和(自身を除く): 22912736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 281, 287, 328, 410, 560, 562, 574, 656, 820, 1120, 1124, 1148, 1312, 1405, 1435, 1640, 1967, 2248, 2296, 2810, 2870, 3280, 3934, 4496, 4592, 5620, 5740, 6560, 7868, 8992, 9184, 9835, 11240, 11480, 11521, 15736, 19670, 22480, 22960, 23042, 31472, 39340, 44960, 45920, 46084, 57605, 62944, 78680, 80647, 92168, 115210, 157360, 161294, 184336, 230420, 314720, 322588, 368672, 403235, 460840, 645176, 806470, 921680, 1290352, 1612940, 1843360, 2580704, 3225880, 6451760, 12903520]

約数ペア:

[(1, 12903520), (2, 6451760), (4, 3225880), (5, 2580704), (7, 1843360), (8, 1612940), (10, 1290352), (14, 921680), (16, 806470), (20, 645176), (28, 460840), (32, 403235), (35, 368672), (40, 322588), (41, 314720), (56, 230420), (70, 184336), (80, 161294), (82, 157360), (112, 115210), (140, 92168), (160, 80647), (164, 78680), (205, 62944), (224, 57605), (280, 46084), (281, 45920), (287, 44960), (328, 39340), (410, 31472), (560, 23042), (562, 22960), (574, 22480), (656, 19670), (820, 15736), (1120, 11521), (1124, 11480), (1148, 11240), (1312, 9835), (1405, 9184), (1435, 8992), (1640, 7868), (1967, 6560), (2248, 5740), (2296, 5620), (2810, 4592), (2870, 4496), (3280, 3934)]