2041740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 6720000

約数和(自身を除く): 4678260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 199, 228, 270, 285, 342, 380, 398, 513, 540, 570, 597, 684, 796, 855, 995, 1026, 1140, 1194, 1710, 1791, 1990, 2052, 2388, 2565, 2985, 3420, 3582, 3781, 3980, 5130, 5373, 5970, 7164, 7562, 8955, 10260, 10746, 11343, 11940, 15124, 17910, 18905, 21492, 22686, 26865, 34029, 35820, 37810, 45372, 53730, 56715, 68058, 75620, 102087, 107460, 113430, 136116, 170145, 204174, 226860, 340290, 408348, 510435, 680580, 1020870, 2041740]

約数ペア:

[(1, 2041740), (2, 1020870), (3, 680580), (4, 510435), (5, 408348), (6, 340290), (9, 226860), (10, 204174), (12, 170145), (15, 136116), (18, 113430), (19, 107460), (20, 102087), (27, 75620), (30, 68058), (36, 56715), (38, 53730), (45, 45372), (54, 37810), (57, 35820), (60, 34029), (76, 26865), (90, 22686), (95, 21492), (108, 18905), (114, 17910), (135, 15124), (171, 11940), (180, 11343), (190, 10746), (199, 10260), (228, 8955), (270, 7562), (285, 7164), (342, 5970), (380, 5373), (398, 5130), (513, 3980), (540, 3781), (570, 3582), (597, 3420), (684, 2985), (796, 2565), (855, 2388), (995, 2052), (1026, 1990), (1140, 1791), (1194, 1710)]