13285360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 34854912

約数和(自身を除く): 21569552

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 487, 496, 620, 682, 880, 974, 1240, 1364, 1705, 1948, 2435, 2480, 2728, 3410, 3896, 4870, 5357, 5456, 6820, 7792, 9740, 10714, 13640, 15097, 19480, 21428, 26785, 27280, 30194, 38960, 42856, 53570, 60388, 75485, 85712, 107140, 120776, 150970, 166067, 214280, 241552, 301940, 332134, 428560, 603880, 664268, 830335, 1207760, 1328536, 1660670, 2657072, 3321340, 6642680, 13285360]

約数ペア:

[(1, 13285360), (2, 6642680), (4, 3321340), (5, 2657072), (8, 1660670), (10, 1328536), (11, 1207760), (16, 830335), (20, 664268), (22, 603880), (31, 428560), (40, 332134), (44, 301940), (55, 241552), (62, 214280), (80, 166067), (88, 150970), (110, 120776), (124, 107140), (155, 85712), (176, 75485), (220, 60388), (248, 53570), (310, 42856), (341, 38960), (440, 30194), (487, 27280), (496, 26785), (620, 21428), (682, 19480), (880, 15097), (974, 13640), (1240, 10714), (1364, 9740), (1705, 7792), (1948, 6820), (2435, 5456), (2480, 5357), (2728, 4870), (3410, 3896)]