20830560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43397}}^1$

素因数の和:43415

約数の個数: 48

約数和(自身を含む): 65617776

約数和(自身を除く): 44787216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 43397, 86794, 130191, 173588, 216985, 260382, 347176, 433970, 520764, 650955, 694352, 867940, 1041528, 1301910, 1388704, 1735880, 2083056, 2603820, 3471760, 4166112, 5207640, 6943520, 10415280, 20830560]

約数ペア:

[(1, 20830560), (2, 10415280), (3, 6943520), (4, 5207640), (5, 4166112), (6, 3471760), (8, 2603820), (10, 2083056), (12, 1735880), (15, 1388704), (16, 1301910), (20, 1041528), (24, 867940), (30, 694352), (32, 650955), (40, 520764), (48, 433970), (60, 347176), (80, 260382), (96, 216985), (120, 173588), (160, 130191), (240, 86794), (480, 43397)]