3645880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 9720000

約数和(自身を除く): 6074120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 449, 580, 812, 898, 1015, 1160, 1624, 1796, 2030, 2245, 3143, 3592, 4060, 4490, 6286, 8120, 8980, 12572, 13021, 15715, 17960, 25144, 26042, 31430, 52084, 62860, 65105, 91147, 104168, 125720, 130210, 182294, 260420, 364588, 455735, 520840, 729176, 911470, 1822940, 3645880]

約数ペア:

[(1, 3645880), (2, 1822940), (4, 911470), (5, 729176), (7, 520840), (8, 455735), (10, 364588), (14, 260420), (20, 182294), (28, 130210), (29, 125720), (35, 104168), (40, 91147), (56, 65105), (58, 62860), (70, 52084), (116, 31430), (140, 26042), (145, 25144), (203, 17960), (232, 15715), (280, 13021), (290, 12572), (406, 8980), (449, 8120), (580, 6286), (812, 4490), (898, 4060), (1015, 3592), (1160, 3143), (1624, 2245), (1796, 2030)]