2679760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 80

約数和(自身を含む): 6874560

約数和(自身を除く): 4194800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 43, 76, 80, 82, 86, 95, 152, 164, 172, 190, 205, 215, 304, 328, 344, 380, 410, 430, 656, 688, 760, 779, 817, 820, 860, 1520, 1558, 1634, 1640, 1720, 1763, 3116, 3268, 3280, 3440, 3526, 3895, 4085, 6232, 6536, 7052, 7790, 8170, 8815, 12464, 13072, 14104, 15580, 16340, 17630, 28208, 31160, 32680, 33497, 35260, 62320, 65360, 66994, 70520, 133988, 141040, 167485, 267976, 334970, 535952, 669940, 1339880, 2679760]

約数ペア:

[(1, 2679760), (2, 1339880), (4, 669940), (5, 535952), (8, 334970), (10, 267976), (16, 167485), (19, 141040), (20, 133988), (38, 70520), (40, 66994), (41, 65360), (43, 62320), (76, 35260), (80, 33497), (82, 32680), (86, 31160), (95, 28208), (152, 17630), (164, 16340), (172, 15580), (190, 14104), (205, 13072), (215, 12464), (304, 8815), (328, 8170), (344, 7790), (380, 7052), (410, 6536), (430, 6232), (656, 4085), (688, 3895), (760, 3526), (779, 3440), (817, 3280), (820, 3268), (860, 3116), (1520, 1763), (1558, 1720), (1634, 1640)]