87584840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{743}}^1$

素因数の和:1182

約数の個数: 64

約数和(自身を含む): 226056960

約数和(自身を除く): 138472120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 421, 743, 842, 1486, 1684, 2105, 2947, 2972, 3368, 3715, 4210, 5201, 5894, 5944, 7430, 8420, 10402, 11788, 14735, 14860, 16840, 20804, 23576, 26005, 29470, 29720, 41608, 52010, 58940, 104020, 117880, 208040, 312803, 625606, 1251212, 1564015, 2189621, 2502424, 3128030, 4379242, 6256060, 8758484, 10948105, 12512120, 17516968, 21896210, 43792420, 87584840]

約数ペア:

[(1, 87584840), (2, 43792420), (4, 21896210), (5, 17516968), (7, 12512120), (8, 10948105), (10, 8758484), (14, 6256060), (20, 4379242), (28, 3128030), (35, 2502424), (40, 2189621), (56, 1564015), (70, 1251212), (140, 625606), (280, 312803), (421, 208040), (743, 117880), (842, 104020), (1486, 58940), (1684, 52010), (2105, 41608), (2947, 29720), (2972, 29470), (3368, 26005), (3715, 23576), (4210, 20804), (5201, 16840), (5894, 14860), (5944, 14735), (7430, 11788), (8420, 10402)]