42876680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13921}}^1$

素因数の和:13950

約数の個数: 64

約数和(自身を含む): 120286080

約数和(自身を除く): 77409400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 13921, 27842, 55684, 69605, 97447, 111368, 139210, 153131, 194894, 278420, 306262, 389788, 487235, 556840, 612524, 765655, 779576, 974470, 1071917, 1225048, 1531310, 1948940, 2143834, 3062620, 3897880, 4287668, 5359585, 6125240, 8575336, 10719170, 21438340, 42876680]

約数ペア:

[(1, 42876680), (2, 21438340), (4, 10719170), (5, 8575336), (7, 6125240), (8, 5359585), (10, 4287668), (11, 3897880), (14, 3062620), (20, 2143834), (22, 1948940), (28, 1531310), (35, 1225048), (40, 1071917), (44, 974470), (55, 779576), (56, 765655), (70, 612524), (77, 556840), (88, 487235), (110, 389788), (140, 306262), (154, 278420), (220, 194894), (280, 153131), (308, 139210), (385, 111368), (440, 97447), (616, 69605), (770, 55684), (1540, 27842), (3080, 13921)]