38999760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{162499}}^1$

素因数の和:162515

約数の個数: 40

約数和(自身を含む): 120900000

約数和(自身を除く): 81900240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 162499, 324998, 487497, 649996, 812495, 974994, 1299992, 1624990, 1949988, 2437485, 2599984, 3249980, 3899976, 4874970, 6499960, 7799952, 9749940, 12999920, 19499880, 38999760]

約数ペア:

[(1, 38999760), (2, 19499880), (3, 12999920), (4, 9749940), (5, 7799952), (6, 6499960), (8, 4874970), (10, 3899976), (12, 3249980), (15, 2599984), (16, 2437485), (20, 1949988), (24, 1624990), (30, 1299992), (40, 974994), (48, 812495), (60, 649996), (80, 487497), (120, 324998), (240, 162499)]