91804420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3803}}^1$

素因数の和:3900

約数の個数: 48

約数和(自身を含む): 207059328

約数和(自身を除く): 115254908

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 340, 355, 710, 1207, 1420, 2414, 3803, 4828, 6035, 7606, 12070, 15212, 19015, 24140, 38030, 64651, 76060, 129302, 258604, 270013, 323255, 540026, 646510, 1080052, 1293020, 1350065, 2700130, 4590221, 5400260, 9180442, 18360884, 22951105, 45902210, 91804420]

約数ペア:

[(1, 91804420), (2, 45902210), (4, 22951105), (5, 18360884), (10, 9180442), (17, 5400260), (20, 4590221), (34, 2700130), (68, 1350065), (71, 1293020), (85, 1080052), (142, 646510), (170, 540026), (284, 323255), (340, 270013), (355, 258604), (710, 129302), (1207, 76060), (1420, 64651), (2414, 38030), (3803, 24140), (4828, 19015), (6035, 15212), (7606, 12070)]