719720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 1706400

約数和(自身を除く): 986680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 947, 1894, 3788, 4735, 7576, 9470, 17993, 18940, 35986, 37880, 71972, 89965, 143944, 179930, 359860, 719720]

約数ペア:

[(1, 719720), (2, 359860), (4, 179930), (5, 143944), (8, 89965), (10, 71972), (19, 37880), (20, 35986), (38, 18940), (40, 17993), (76, 9470), (95, 7576), (152, 4735), (190, 3788), (380, 1894), (760, 947)]