20920950

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{15497}}^1$

素因数の和:15518

約数の個数: 48

約数和(自身を含む): 57652560

約数和(自身を除く): 36731610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350, 15497, 30994, 46491, 77485, 92982, 139473, 154970, 232455, 278946, 387425, 418419, 464910, 697365, 774850, 836838, 1162275, 1394730, 2092095, 2324550, 3486825, 4184190, 6973650, 10460475, 20920950]

約数ペア:

[(1, 20920950), (2, 10460475), (3, 6973650), (5, 4184190), (6, 3486825), (9, 2324550), (10, 2092095), (15, 1394730), (18, 1162275), (25, 836838), (27, 774850), (30, 697365), (45, 464910), (50, 418419), (54, 387425), (75, 278946), (90, 232455), (135, 154970), (150, 139473), (225, 92982), (270, 77485), (450, 46491), (675, 30994), (1350, 15497)]