31199420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13109}}^1$

素因数の和:13142

約数の個数: 48

約数和(自身を含む): 79289280

約数和(自身を除く): 48089860

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 13109, 26218, 52436, 65545, 91763, 131090, 183526, 222853, 262180, 367052, 445706, 458815, 891412, 917630, 1114265, 1559971, 1835260, 2228530, 3119942, 4457060, 6239884, 7799855, 15599710, 31199420]

約数ペア:

[(1, 31199420), (2, 15599710), (4, 7799855), (5, 6239884), (7, 4457060), (10, 3119942), (14, 2228530), (17, 1835260), (20, 1559971), (28, 1114265), (34, 917630), (35, 891412), (68, 458815), (70, 445706), (85, 367052), (119, 262180), (140, 222853), (170, 183526), (238, 131090), (340, 91763), (476, 65545), (595, 52436), (1190, 26218), (2380, 13109)]