19199760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79999}}^1$

素因数の和:80015

約数の個数: 40

約数和(自身を含む): 59520000

約数和(自身を除く): 40320240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 79999, 159998, 239997, 319996, 399995, 479994, 639992, 799990, 959988, 1199985, 1279984, 1599980, 1919976, 2399970, 3199960, 3839952, 4799940, 6399920, 9599880, 19199760]

約数ペア:

[(1, 19199760), (2, 9599880), (3, 6399920), (4, 4799940), (5, 3839952), (6, 3199960), (8, 2399970), (10, 1919976), (12, 1599980), (15, 1279984), (16, 1199985), (20, 959988), (24, 799990), (30, 639992), (40, 479994), (48, 399995), (60, 319996), (80, 239997), (120, 159998), (240, 79999)]