20351760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1$

素因数の和:633

約数の個数: 160

約数和(自身を含む): 74245248

約数和(自身を除く): 53893488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 593, 624, 660, 715, 780, 858, 880, 1040, 1144, 1186, 1320, 1430, 1560, 1716, 1779, 2145, 2288, 2372, 2640, 2860, 2965, 3120, 3432, 3558, 4290, 4744, 5720, 5930, 6523, 6864, 7116, 7709, 8580, 8895, 9488, 11440, 11860, 13046, 14232, 15418, 17160, 17790, 19569, 23127, 23720, 26092, 28464, 30836, 32615, 34320, 35580, 38545, 39138, 46254, 47440, 52184, 61672, 65230, 71160, 77090, 78276, 84799, 92508, 97845, 104368, 115635, 123344, 130460, 142320, 154180, 156552, 169598, 185016, 195690, 231270, 254397, 260920, 308360, 313104, 339196, 370032, 391380, 423995, 462540, 508794, 521840, 616720, 678392, 782760, 847990, 925080, 1017588, 1271985, 1356784, 1565520, 1695980, 1850160, 2035176, 2543970, 3391960, 4070352, 5087940, 6783920, 10175880, 20351760]

約数ペア:

[(1, 20351760), (2, 10175880), (3, 6783920), (4, 5087940), (5, 4070352), (6, 3391960), (8, 2543970), (10, 2035176), (11, 1850160), (12, 1695980), (13, 1565520), (15, 1356784), (16, 1271985), (20, 1017588), (22, 925080), (24, 847990), (26, 782760), (30, 678392), (33, 616720), (39, 521840), (40, 508794), (44, 462540), (48, 423995), (52, 391380), (55, 370032), (60, 339196), (65, 313104), (66, 308360), (78, 260920), (80, 254397), (88, 231270), (104, 195690), (110, 185016), (120, 169598), (130, 156552), (132, 154180), (143, 142320), (156, 130460), (165, 123344), (176, 115635), (195, 104368), (208, 97845), (220, 92508), (240, 84799), (260, 78276), (264, 77090), (286, 71160), (312, 65230), (330, 61672), (390, 52184), (429, 47440), (440, 46254), (520, 39138), (528, 38545), (572, 35580), (593, 34320), (624, 32615), (660, 30836), (715, 28464), (780, 26092), (858, 23720), (880, 23127), (1040, 19569), (1144, 17790), (1186, 17160), (1320, 15418), (1430, 14232), (1560, 13046), (1716, 11860), (1779, 11440), (2145, 9488), (2288, 8895), (2372, 8580), (2640, 7709), (2860, 7116), (2965, 6864), (3120, 6523), (3432, 5930), (3558, 5720), (4290, 4744)]