7816940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 17654112

約数和(自身を除く): 9837172

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 277, 332, 340, 415, 554, 830, 1108, 1385, 1411, 1660, 2770, 2822, 4709, 5540, 5644, 7055, 9418, 14110, 18836, 22991, 23545, 28220, 45982, 47090, 91964, 94180, 114955, 229910, 390847, 459820, 781694, 1563388, 1954235, 3908470, 7816940]

約数ペア:

[(1, 7816940), (2, 3908470), (4, 1954235), (5, 1563388), (10, 781694), (17, 459820), (20, 390847), (34, 229910), (68, 114955), (83, 94180), (85, 91964), (166, 47090), (170, 45982), (277, 28220), (332, 23545), (340, 22991), (415, 18836), (554, 14110), (830, 9418), (1108, 7055), (1385, 5644), (1411, 5540), (1660, 4709), (2770, 2822)]