20170596720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1377773}}^1$

素因数の和:1377850

約数の個数: 80

約数和(自身を含む): 63553959072

約数和(自身を除く): 43383362352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2440, 2928, 3660, 4880, 7320, 14640, 1377773, 2755546, 4133319, 5511092, 6888865, 8266638, 11022184, 13777730, 16533276, 20666595, 22044368, 27555460, 33066552, 41333190, 55110920, 66133104, 82666380, 84044153, 110221840, 165332760, 168088306, 252132459, 330665520, 336176612, 420220765, 504264918, 672353224, 840441530, 1008529836, 1260662295, 1344706448, 1680883060, 2017059672, 2521324590, 3361766120, 4034119344, 5042649180, 6723532240, 10085298360, 20170596720]

約数ペア:

[(1, 20170596720), (2, 10085298360), (3, 6723532240), (4, 5042649180), (5, 4034119344), (6, 3361766120), (8, 2521324590), (10, 2017059672), (12, 1680883060), (15, 1344706448), (16, 1260662295), (20, 1008529836), (24, 840441530), (30, 672353224), (40, 504264918), (48, 420220765), (60, 336176612), (61, 330665520), (80, 252132459), (120, 168088306), (122, 165332760), (183, 110221840), (240, 84044153), (244, 82666380), (305, 66133104), (366, 55110920), (488, 41333190), (610, 33066552), (732, 27555460), (915, 22044368), (976, 20666595), (1220, 16533276), (1464, 13777730), (1830, 11022184), (2440, 8266638), (2928, 6888865), (3660, 5511092), (4880, 4133319), (7320, 2755546), (14640, 1377773)]