20077110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 56160000

約数和(自身を除く): 36082890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 59, 90, 95, 114, 118, 171, 177, 190, 199, 285, 295, 342, 354, 398, 531, 570, 590, 597, 855, 885, 995, 1062, 1121, 1194, 1710, 1770, 1791, 1990, 2242, 2655, 2985, 3363, 3582, 3781, 5310, 5605, 5970, 6726, 7562, 8955, 10089, 11210, 11343, 11741, 16815, 17910, 18905, 20178, 22686, 23482, 33630, 34029, 35223, 37810, 50445, 56715, 58705, 68058, 70446, 100890, 105669, 113430, 117410, 170145, 176115, 211338, 223079, 340290, 352230, 446158, 528345, 669237, 1056690, 1115395, 1338474, 2007711, 2230790, 3346185, 4015422, 6692370, 10038555, 20077110]

約数ペア:

[(1, 20077110), (2, 10038555), (3, 6692370), (5, 4015422), (6, 3346185), (9, 2230790), (10, 2007711), (15, 1338474), (18, 1115395), (19, 1056690), (30, 669237), (38, 528345), (45, 446158), (57, 352230), (59, 340290), (90, 223079), (95, 211338), (114, 176115), (118, 170145), (171, 117410), (177, 113430), (190, 105669), (199, 100890), (285, 70446), (295, 68058), (342, 58705), (354, 56715), (398, 50445), (531, 37810), (570, 35223), (590, 34029), (597, 33630), (855, 23482), (885, 22686), (995, 20178), (1062, 18905), (1121, 17910), (1194, 16815), (1710, 11741), (1770, 11343), (1791, 11210), (1990, 10089), (2242, 8955), (2655, 7562), (2985, 6726), (3363, 5970), (3582, 5605), (3781, 5310)]