39600940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 91974960

約数和(自身を除く): 52374020

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 197, 230, 380, 394, 437, 460, 529, 788, 874, 985, 1058, 1748, 1970, 2116, 2185, 2645, 3743, 3940, 4370, 4531, 5290, 7486, 8740, 9062, 10051, 10580, 14972, 18124, 18715, 20102, 22655, 37430, 40204, 45310, 50255, 74860, 86089, 90620, 100510, 104213, 172178, 201020, 208426, 344356, 416852, 430445, 521065, 860890, 1042130, 1721780, 1980047, 2084260, 3960094, 7920188, 9900235, 19800470, 39600940]

約数ペア:

[(1, 39600940), (2, 19800470), (4, 9900235), (5, 7920188), (10, 3960094), (19, 2084260), (20, 1980047), (23, 1721780), (38, 1042130), (46, 860890), (76, 521065), (92, 430445), (95, 416852), (115, 344356), (190, 208426), (197, 201020), (230, 172178), (380, 104213), (394, 100510), (437, 90620), (460, 86089), (529, 74860), (788, 50255), (874, 45310), (985, 40204), (1058, 37430), (1748, 22655), (1970, 20102), (2116, 18715), (2185, 18124), (2645, 14972), (3743, 10580), (3940, 10051), (4370, 9062), (4531, 8740), (5290, 7486)]