12845840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:169

約数の個数: 120

約数和(自身を含む): 36258840

約数和(自身を除く): 23413000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 49, 56, 58, 70, 80, 98, 112, 113, 116, 140, 145, 196, 203, 226, 232, 245, 280, 290, 392, 406, 452, 464, 490, 560, 565, 580, 784, 791, 812, 904, 980, 1015, 1130, 1160, 1421, 1582, 1624, 1808, 1960, 2030, 2260, 2320, 2842, 3164, 3248, 3277, 3920, 3955, 4060, 4520, 5537, 5684, 6328, 6554, 7105, 7910, 8120, 9040, 11074, 11368, 12656, 13108, 14210, 15820, 16240, 16385, 22148, 22736, 22939, 26216, 27685, 28420, 31640, 32770, 44296, 45878, 52432, 55370, 56840, 63280, 65540, 88592, 91756, 110740, 113680, 114695, 131080, 160573, 183512, 221480, 229390, 262160, 321146, 367024, 442960, 458780, 642292, 802865, 917560, 1284584, 1605730, 1835120, 2569168, 3211460, 6422920, 12845840]

約数ペア:

[(1, 12845840), (2, 6422920), (4, 3211460), (5, 2569168), (7, 1835120), (8, 1605730), (10, 1284584), (14, 917560), (16, 802865), (20, 642292), (28, 458780), (29, 442960), (35, 367024), (40, 321146), (49, 262160), (56, 229390), (58, 221480), (70, 183512), (80, 160573), (98, 131080), (112, 114695), (113, 113680), (116, 110740), (140, 91756), (145, 88592), (196, 65540), (203, 63280), (226, 56840), (232, 55370), (245, 52432), (280, 45878), (290, 44296), (392, 32770), (406, 31640), (452, 28420), (464, 27685), (490, 26216), (560, 22939), (565, 22736), (580, 22148), (784, 16385), (791, 16240), (812, 15820), (904, 14210), (980, 13108), (1015, 12656), (1130, 11368), (1160, 11074), (1421, 9040), (1582, 8120), (1624, 7910), (1808, 7105), (1960, 6554), (2030, 6328), (2260, 5684), (2320, 5537), (2842, 4520), (3164, 4060), (3248, 3955), (3277, 3920)]