28572080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:366

約数の個数: 80

約数和(自身を含む): 70495488

約数和(自身を除く): 41923408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 281, 310, 328, 410, 496, 562, 620, 656, 820, 1124, 1240, 1271, 1405, 1640, 2248, 2480, 2542, 2810, 3280, 4496, 5084, 5620, 6355, 8711, 10168, 11240, 11521, 12710, 17422, 20336, 22480, 23042, 25420, 34844, 43555, 46084, 50840, 57605, 69688, 87110, 92168, 101680, 115210, 139376, 174220, 184336, 230420, 348440, 357151, 460840, 696880, 714302, 921680, 1428604, 1785755, 2857208, 3571510, 5714416, 7143020, 14286040, 28572080]

約数ペア:

[(1, 28572080), (2, 14286040), (4, 7143020), (5, 5714416), (8, 3571510), (10, 2857208), (16, 1785755), (20, 1428604), (31, 921680), (40, 714302), (41, 696880), (62, 460840), (80, 357151), (82, 348440), (124, 230420), (155, 184336), (164, 174220), (205, 139376), (248, 115210), (281, 101680), (310, 92168), (328, 87110), (410, 69688), (496, 57605), (562, 50840), (620, 46084), (656, 43555), (820, 34844), (1124, 25420), (1240, 23042), (1271, 22480), (1405, 20336), (1640, 17422), (2248, 12710), (2480, 11521), (2542, 11240), (2810, 10168), (3280, 8711), (4496, 6355), (5084, 5620)]