39768740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1109}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 91748160

約数和(自身を除く): 51979420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 220, 326, 652, 815, 1109, 1630, 1793, 2218, 3260, 3586, 4436, 5545, 7172, 8965, 11090, 12199, 17930, 22180, 24398, 35860, 48796, 60995, 121990, 180767, 243980, 361534, 723068, 903835, 1807670, 1988437, 3615340, 3976874, 7953748, 9942185, 19884370, 39768740]

約数ペア:

[(1, 39768740), (2, 19884370), (4, 9942185), (5, 7953748), (10, 3976874), (11, 3615340), (20, 1988437), (22, 1807670), (44, 903835), (55, 723068), (110, 361534), (163, 243980), (220, 180767), (326, 121990), (652, 60995), (815, 48796), (1109, 35860), (1630, 24398), (1793, 22180), (2218, 17930), (3260, 12199), (3586, 11090), (4436, 8965), (5545, 7172)]