20409815760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{601}}^1\times {\mathrm{141499}}^1$

素因数の和:142116

約数の個数: 80

約数和(自身を含む): 63376152000

約数和(自身を除く): 42966336240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 601, 1202, 1803, 2404, 3005, 3606, 4808, 6010, 7212, 9015, 9616, 12020, 14424, 18030, 24040, 28848, 36060, 48080, 72120, 141499, 144240, 282998, 424497, 565996, 707495, 848994, 1131992, 1414990, 1697988, 2122485, 2263984, 2829980, 3395976, 4244970, 5659960, 6791952, 8489940, 11319920, 16979880, 33959760, 85040899, 170081798, 255122697, 340163596, 425204495, 510245394, 680327192, 850408990, 1020490788, 1275613485, 1360654384, 1700817980, 2040981576, 2551226970, 3401635960, 4081963152, 5102453940, 6803271920, 10204907880, 20409815760]

約数ペア:

[(1, 20409815760), (2, 10204907880), (3, 6803271920), (4, 5102453940), (5, 4081963152), (6, 3401635960), (8, 2551226970), (10, 2040981576), (12, 1700817980), (15, 1360654384), (16, 1275613485), (20, 1020490788), (24, 850408990), (30, 680327192), (40, 510245394), (48, 425204495), (60, 340163596), (80, 255122697), (120, 170081798), (240, 85040899), (601, 33959760), (1202, 16979880), (1803, 11319920), (2404, 8489940), (3005, 6791952), (3606, 5659960), (4808, 4244970), (6010, 3395976), (7212, 2829980), (9015, 2263984), (9616, 2122485), (12020, 1697988), (14424, 1414990), (18030, 1131992), (24040, 848994), (28848, 707495), (36060, 565996), (48080, 424497), (72120, 282998), (141499, 144240)]