87876460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{2741}}^1$

素因数の和:2986

約数の個数: 48

約数和(自身を含む): 211901760

約数和(自身を除く): 124025300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 229, 458, 916, 1145, 1603, 2290, 2741, 3206, 4580, 5482, 6412, 8015, 10964, 13705, 16030, 19187, 27410, 32060, 38374, 54820, 76748, 95935, 191870, 383740, 627689, 1255378, 2510756, 3138445, 4393823, 6276890, 8787646, 12553780, 17575292, 21969115, 43938230, 87876460]

約数ペア:

[(1, 87876460), (2, 43938230), (4, 21969115), (5, 17575292), (7, 12553780), (10, 8787646), (14, 6276890), (20, 4393823), (28, 3138445), (35, 2510756), (70, 1255378), (140, 627689), (229, 383740), (458, 191870), (916, 95935), (1145, 76748), (1603, 54820), (2290, 38374), (2741, 32060), (3206, 27410), (4580, 19187), (5482, 16030), (6412, 13705), (8015, 10964)]