51978049180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1494481}}^1$

素因数の和:1494574

約数の個数: 48

約数和(自身を含む): 114489277056

約数和(自身を除く): 62511227876

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 94, 148, 185, 188, 235, 370, 470, 740, 940, 1739, 3478, 6956, 8695, 17390, 34780, 1494481, 2988962, 5977924, 7472405, 14944810, 29889620, 55295797, 70240607, 110591594, 140481214, 221183188, 276478985, 280962428, 351203035, 552957970, 702406070, 1105915940, 1404812140, 2598902459, 5197804918, 10395609836, 12994512295, 25989024590, 51978049180]

約数ペア:

[(1, 51978049180), (2, 25989024590), (4, 12994512295), (5, 10395609836), (10, 5197804918), (20, 2598902459), (37, 1404812140), (47, 1105915940), (74, 702406070), (94, 552957970), (148, 351203035), (185, 280962428), (188, 276478985), (235, 221183188), (370, 140481214), (470, 110591594), (740, 70240607), (940, 55295797), (1739, 29889620), (3478, 14944810), (6956, 7472405), (8695, 5977924), (17390, 2988962), (34780, 1494481)]