19790700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1609}}^1$

素因数の和:1667

約数の個数: 72

約数和(自身を含む): 58694160

約数和(自身を除く): 38903460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 41, 50, 60, 75, 82, 100, 123, 150, 164, 205, 246, 300, 410, 492, 615, 820, 1025, 1230, 1609, 2050, 2460, 3075, 3218, 4100, 4827, 6150, 6436, 8045, 9654, 12300, 16090, 19308, 24135, 32180, 40225, 48270, 65969, 80450, 96540, 120675, 131938, 160900, 197907, 241350, 263876, 329845, 395814, 482700, 659690, 791628, 989535, 1319380, 1649225, 1979070, 3298450, 3958140, 4947675, 6596900, 9895350, 19790700]

約数ペア:

[(1, 19790700), (2, 9895350), (3, 6596900), (4, 4947675), (5, 3958140), (6, 3298450), (10, 1979070), (12, 1649225), (15, 1319380), (20, 989535), (25, 791628), (30, 659690), (41, 482700), (50, 395814), (60, 329845), (75, 263876), (82, 241350), (100, 197907), (123, 160900), (150, 131938), (164, 120675), (205, 96540), (246, 80450), (300, 65969), (410, 48270), (492, 40225), (615, 32180), (820, 24135), (1025, 19308), (1230, 16090), (1609, 12300), (2050, 9654), (2460, 8045), (3075, 6436), (3218, 6150), (4100, 4827)]