38820040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7297}}^1$

素因数の和:7334

約数の個数: 64

約数和(自身を含む): 105091200

約数和(自身を除く): 66271160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 7297, 14594, 29188, 36485, 51079, 58376, 72970, 102158, 138643, 145940, 204316, 255395, 277286, 291880, 408632, 510790, 554572, 693215, 970501, 1021580, 1109144, 1386430, 1941002, 2043160, 2772860, 3882004, 4852505, 5545720, 7764008, 9705010, 19410020, 38820040]

約数ペア:

[(1, 38820040), (2, 19410020), (4, 9705010), (5, 7764008), (7, 5545720), (8, 4852505), (10, 3882004), (14, 2772860), (19, 2043160), (20, 1941002), (28, 1386430), (35, 1109144), (38, 1021580), (40, 970501), (56, 693215), (70, 554572), (76, 510790), (95, 408632), (133, 291880), (140, 277286), (152, 255395), (190, 204316), (266, 145940), (280, 138643), (380, 102158), (532, 72970), (665, 58376), (760, 51079), (1064, 36485), (1330, 29188), (2660, 14594), (5320, 7297)]