13804970840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{300893}}^1$

素因数の和:300972

約数の個数: 64

約数和(自身を含む): 32929839360

約数和(自身を除く): 19124868520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 2294, 4588, 5735, 9176, 11470, 22940, 45880, 300893, 601786, 1203572, 1504465, 2407144, 3008930, 6017860, 9327683, 11133041, 12035720, 18655366, 22266082, 37310732, 44532164, 46638415, 55665205, 74621464, 89064328, 93276830, 111330410, 186553660, 222660820, 345124271, 373107320, 445321640, 690248542, 1380497084, 1725621355, 2760994168, 3451242710, 6902485420, 13804970840]

約数ペア:

[(1, 13804970840), (2, 6902485420), (4, 3451242710), (5, 2760994168), (8, 1725621355), (10, 1380497084), (20, 690248542), (31, 445321640), (37, 373107320), (40, 345124271), (62, 222660820), (74, 186553660), (124, 111330410), (148, 93276830), (155, 89064328), (185, 74621464), (248, 55665205), (296, 46638415), (310, 44532164), (370, 37310732), (620, 22266082), (740, 18655366), (1147, 12035720), (1240, 11133041), (1480, 9327683), (2294, 6017860), (4588, 3008930), (5735, 2407144), (9176, 1504465), (11470, 1203572), (22940, 601786), (45880, 300893)]