21869540360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1\times {\mathrm{23039}}^1$

素因数の和:24318

約数の個数: 64

約数和(自身を含む): 51840000000

約数和(自身を除く): 29970459640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1249, 2498, 4996, 6245, 9992, 12490, 23039, 23731, 24980, 46078, 47462, 49960, 92156, 94924, 115195, 118655, 184312, 189848, 230390, 237310, 437741, 460780, 474620, 875482, 921560, 949240, 1750964, 2188705, 3501928, 4377410, 8754820, 17509640, 28775711, 57551422, 115102844, 143878555, 230205688, 287757110, 546738509, 575514220, 1093477018, 1151028440, 2186954036, 2733692545, 4373908072, 5467385090, 10934770180, 21869540360]

約数ペア:

[(1, 21869540360), (2, 10934770180), (4, 5467385090), (5, 4373908072), (8, 2733692545), (10, 2186954036), (19, 1151028440), (20, 1093477018), (38, 575514220), (40, 546738509), (76, 287757110), (95, 230205688), (152, 143878555), (190, 115102844), (380, 57551422), (760, 28775711), (1249, 17509640), (2498, 8754820), (4996, 4377410), (6245, 3501928), (9992, 2188705), (12490, 1750964), (23039, 949240), (23731, 921560), (24980, 875482), (46078, 474620), (47462, 460780), (49960, 437741), (92156, 237310), (94924, 230390), (115195, 189848), (118655, 184312)]