42407890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 90959616

約数和(自身を除く): 48551726

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 73, 86, 146, 193, 215, 301, 365, 386, 430, 511, 602, 730, 965, 1022, 1351, 1505, 1930, 2555, 2702, 3010, 3139, 5110, 6278, 6755, 8299, 13510, 14089, 15695, 16598, 21973, 28178, 31390, 41495, 43946, 58093, 70445, 82990, 98623, 109865, 116186, 140890, 197246, 219730, 290465, 493115, 580930, 605827, 986230, 1211654, 3029135, 4240789, 6058270, 8481578, 21203945, 42407890]

約数ペア:

[(1, 42407890), (2, 21203945), (5, 8481578), (7, 6058270), (10, 4240789), (14, 3029135), (35, 1211654), (43, 986230), (70, 605827), (73, 580930), (86, 493115), (146, 290465), (193, 219730), (215, 197246), (301, 140890), (365, 116186), (386, 109865), (430, 98623), (511, 82990), (602, 70445), (730, 58093), (965, 43946), (1022, 41495), (1351, 31390), (1505, 28178), (1930, 21973), (2555, 16598), (2702, 15695), (3010, 14089), (3139, 13510), (5110, 8299), (6278, 6755)]