4999720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1033}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 12376980

約数和(自身を除く): 7377260

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1033, 1210, 2066, 2420, 4132, 4840, 5165, 8264, 10330, 11363, 20660, 22726, 41320, 45452, 56815, 90904, 113630, 124993, 227260, 249986, 454520, 499972, 624965, 999944, 1249930, 2499860, 4999720]

約数ペア:

[(1, 4999720), (2, 2499860), (4, 1249930), (5, 999944), (8, 624965), (10, 499972), (11, 454520), (20, 249986), (22, 227260), (40, 124993), (44, 113630), (55, 90904), (88, 56815), (110, 45452), (121, 41320), (220, 22726), (242, 20660), (440, 11363), (484, 10330), (605, 8264), (968, 5165), (1033, 4840), (1210, 4132), (2066, 2420)]