38339720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{827}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 92404800

約数和(自身を除く): 54065080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 380, 488, 610, 760, 827, 1159, 1220, 1654, 2318, 2440, 3308, 4135, 4636, 5795, 6616, 8270, 9272, 11590, 15713, 16540, 23180, 31426, 33080, 46360, 50447, 62852, 78565, 100894, 125704, 157130, 201788, 252235, 314260, 403576, 504470, 628520, 958493, 1008940, 1916986, 2017880, 3833972, 4792465, 7667944, 9584930, 19169860, 38339720]

約数ペア:

[(1, 38339720), (2, 19169860), (4, 9584930), (5, 7667944), (8, 4792465), (10, 3833972), (19, 2017880), (20, 1916986), (38, 1008940), (40, 958493), (61, 628520), (76, 504470), (95, 403576), (122, 314260), (152, 252235), (190, 201788), (244, 157130), (305, 125704), (380, 100894), (488, 78565), (610, 62852), (760, 50447), (827, 46360), (1159, 33080), (1220, 31426), (1654, 23180), (2318, 16540), (2440, 15713), (3308, 11590), (4135, 9272), (4636, 8270), (5795, 6616)]