2021064080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{853}}^1\times {\mathrm{4231}}^1$

素因数の和:5104

約数の個数: 80

約数和(自身を含む): 5377822464

約数和(自身を除く): 3356758384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 853, 1706, 3412, 4231, 4265, 5971, 6824, 8462, 8530, 11942, 13648, 16924, 17060, 21155, 23884, 29617, 29855, 33848, 34120, 42310, 47768, 59234, 59710, 67696, 68240, 84620, 95536, 118468, 119420, 148085, 169240, 236936, 238840, 296170, 338480, 473872, 477680, 592340, 1184680, 2369360, 3609043, 7218086, 14436172, 18045215, 25263301, 28872344, 36090430, 50526602, 57744688, 72180860, 101053204, 126316505, 144361720, 202106408, 252633010, 288723440, 404212816, 505266020, 1010532040, 2021064080]

約数ペア:

[(1, 2021064080), (2, 1010532040), (4, 505266020), (5, 404212816), (7, 288723440), (8, 252633010), (10, 202106408), (14, 144361720), (16, 126316505), (20, 101053204), (28, 72180860), (35, 57744688), (40, 50526602), (56, 36090430), (70, 28872344), (80, 25263301), (112, 18045215), (140, 14436172), (280, 7218086), (560, 3609043), (853, 2369360), (1706, 1184680), (3412, 592340), (4231, 477680), (4265, 473872), (5971, 338480), (6824, 296170), (8462, 238840), (8530, 236936), (11942, 169240), (13648, 148085), (16924, 119420), (17060, 118468), (21155, 95536), (23884, 84620), (29617, 68240), (29855, 67696), (33848, 59710), (34120, 59234), (42310, 47768)]