22144880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:906

約数の個数: 80

約数和(自身を含む): 57451680

約数和(自身を除く): 35306800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 857, 1292, 1360, 1520, 1615, 1714, 2584, 3230, 3428, 4285, 5168, 6460, 6856, 8570, 12920, 13712, 14569, 16283, 17140, 25840, 29138, 32566, 34280, 58276, 65132, 68560, 72845, 81415, 116552, 130264, 145690, 162830, 233104, 260528, 276811, 291380, 325660, 553622, 582760, 651320, 1107244, 1165520, 1302640, 1384055, 2214488, 2768110, 4428976, 5536220, 11072440, 22144880]

約数ペア:

[(1, 22144880), (2, 11072440), (4, 5536220), (5, 4428976), (8, 2768110), (10, 2214488), (16, 1384055), (17, 1302640), (19, 1165520), (20, 1107244), (34, 651320), (38, 582760), (40, 553622), (68, 325660), (76, 291380), (80, 276811), (85, 260528), (95, 233104), (136, 162830), (152, 145690), (170, 130264), (190, 116552), (272, 81415), (304, 72845), (323, 68560), (340, 65132), (380, 58276), (646, 34280), (680, 32566), (760, 29138), (857, 25840), (1292, 17140), (1360, 16283), (1520, 14569), (1615, 13712), (1714, 12920), (2584, 8570), (3230, 6856), (3428, 6460), (4285, 5168)]