7198920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19997}}^1$

素因数の和:20014

約数の個数: 48

約数和(自身を含む): 23397660

約数和(自身を除く): 16198740

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, 19997, 39994, 59991, 79988, 99985, 119982, 159976, 179973, 199970, 239964, 299955, 359946, 399940, 479928, 599910, 719892, 799880, 899865, 1199820, 1439784, 1799730, 2399640, 3599460, 7198920]

約数ペア:

[(1, 7198920), (2, 3599460), (3, 2399640), (4, 1799730), (5, 1439784), (6, 1199820), (8, 899865), (9, 799880), (10, 719892), (12, 599910), (15, 479928), (18, 399940), (20, 359946), (24, 299955), (30, 239964), (36, 199970), (40, 179973), (45, 159976), (60, 119982), (72, 99985), (90, 79988), (120, 59991), (180, 39994), (360, 19997)]