2879120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 7432560

約数和(自身を除く): 4553440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 73, 80, 85, 116, 136, 145, 146, 170, 232, 272, 290, 292, 340, 365, 464, 493, 580, 584, 680, 730, 986, 1160, 1168, 1241, 1360, 1460, 1972, 2117, 2320, 2465, 2482, 2920, 3944, 4234, 4930, 4964, 5840, 6205, 7888, 8468, 9860, 9928, 10585, 12410, 16936, 19720, 19856, 21170, 24820, 33872, 35989, 39440, 42340, 49640, 71978, 84680, 99280, 143956, 169360, 179945, 287912, 359890, 575824, 719780, 1439560, 2879120]

約数ペア:

[(1, 2879120), (2, 1439560), (4, 719780), (5, 575824), (8, 359890), (10, 287912), (16, 179945), (17, 169360), (20, 143956), (29, 99280), (34, 84680), (40, 71978), (58, 49640), (68, 42340), (73, 39440), (80, 35989), (85, 33872), (116, 24820), (136, 21170), (145, 19856), (146, 19720), (170, 16936), (232, 12410), (272, 10585), (290, 9928), (292, 9860), (340, 8468), (365, 7888), (464, 6205), (493, 5840), (580, 4964), (584, 4930), (680, 4234), (730, 3944), (986, 2920), (1160, 2482), (1168, 2465), (1241, 2320), (1360, 2117), (1460, 1972)]