2878880

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:981

約数の個数: 48

約数和(自身を含む): 7166880

約数和(自身を除く): 4288000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 947, 1520, 1894, 3040, 3788, 4735, 7576, 9470, 15152, 17993, 18940, 30304, 35986, 37880, 71972, 75760, 89965, 143944, 151520, 179930, 287888, 359860, 575776, 719720, 1439440, 2878880]

約数ペア:

[(1, 2878880), (2, 1439440), (4, 719720), (5, 575776), (8, 359860), (10, 287888), (16, 179930), (19, 151520), (20, 143944), (32, 89965), (38, 75760), (40, 71972), (76, 37880), (80, 35986), (95, 30304), (152, 18940), (160, 17993), (190, 15152), (304, 9470), (380, 7576), (608, 4735), (760, 3788), (947, 3040), (1520, 1894)]