7918920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{21997}}^1$

素因数の和:22014

約数の個数: 48

約数和(自身を含む): 25737660

約数和(自身を除く): 17818740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 21997, 43994, 65991, 87988, 109985, 131982, 175976, 197973, 219970, 263964, 329955, 395946, 439940, 527928, 659910, 791892, 879880, 989865, 1319820, 1583784, 1979730, 2639640, 3959460, 7918920]

約数ペア:

[(1, 7918920), (2, 3959460), (3, 2639640), (4, 1979730), (5, 1583784), (6, 1319820), (8, 989865), (9, 879880), (10, 791892), (12, 659910), (15, 527928), (18, 439940), (20, 395946), (24, 329955), (30, 263964), (36, 219970), (40, 197973), (45, 175976), (60, 131982), (72, 109985), (90, 87988), (120, 65991), (180, 43994), (360, 21997)]