20189593060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{257981}}^1$

素因数の和:258053

約数の個数: 96

約数和(自身を含む): 53396082432

約数和(自身を除く): 33206489372

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 140, 172, 182, 215, 260, 301, 364, 430, 455, 559, 602, 860, 910, 1118, 1204, 1505, 1820, 2236, 2795, 3010, 3913, 5590, 6020, 7826, 11180, 15652, 19565, 39130, 78260, 257981, 515962, 1031924, 1289905, 1805867, 2579810, 3353753, 3611734, 5159620, 6707506, 7223468, 9029335, 11093183, 13415012, 16768765, 18058670, 22186366, 23476271, 33537530, 36117340, 44372732, 46952542, 55465915, 67075060, 77652281, 93905084, 110931830, 117381355, 144211379, 155304562, 221863660, 234762710, 288422758, 310609124, 388261405, 469525420, 576845516, 721056895, 776522810, 1009479653, 1442113790, 1553045620, 2018959306, 2884227580, 4037918612, 5047398265, 10094796530, 20189593060]

約数ペア:

[(1, 20189593060), (2, 10094796530), (4, 5047398265), (5, 4037918612), (7, 2884227580), (10, 2018959306), (13, 1553045620), (14, 1442113790), (20, 1009479653), (26, 776522810), (28, 721056895), (35, 576845516), (43, 469525420), (52, 388261405), (65, 310609124), (70, 288422758), (86, 234762710), (91, 221863660), (130, 155304562), (140, 144211379), (172, 117381355), (182, 110931830), (215, 93905084), (260, 77652281), (301, 67075060), (364, 55465915), (430, 46952542), (455, 44372732), (559, 36117340), (602, 33537530), (860, 23476271), (910, 22186366), (1118, 18058670), (1204, 16768765), (1505, 13415012), (1820, 11093183), (2236, 9029335), (2795, 7223468), (3010, 6707506), (3913, 5159620), (5590, 3611734), (6020, 3353753), (7826, 2579810), (11180, 1805867), (15652, 1289905), (19565, 1031924), (39130, 515962), (78260, 257981)]