200013860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{8719}}^1$

素因数の和:8796

約数の個数: 48

約数和(自身を含む): 445347840

約数和(自身を除く): 245333980

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 740, 1147, 2294, 4588, 5735, 8719, 11470, 17438, 22940, 34876, 43595, 87190, 174380, 270289, 322603, 540578, 645206, 1081156, 1290412, 1351445, 1613015, 2702890, 3226030, 5405780, 6452060, 10000693, 20001386, 40002772, 50003465, 100006930, 200013860]

約数ペア:

[(1, 200013860), (2, 100006930), (4, 50003465), (5, 40002772), (10, 20001386), (20, 10000693), (31, 6452060), (37, 5405780), (62, 3226030), (74, 2702890), (124, 1613015), (148, 1351445), (155, 1290412), (185, 1081156), (310, 645206), (370, 540578), (620, 322603), (740, 270289), (1147, 174380), (2294, 87190), (4588, 43595), (5735, 34876), (8719, 22940), (11470, 17438)]