15703960340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{257189}}^1$

素因数の和:257312

約数の個数: 48

約数和(自身を含む): 34220672640

約数和(自身を除く): 18516712300

約数列:

[1, 2, 4, 5, 10, 20, 43, 71, 86, 142, 172, 215, 284, 355, 430, 710, 860, 1420, 3053, 6106, 12212, 15265, 30530, 61060, 257189, 514378, 1028756, 1285945, 2571890, 5143780, 11059127, 18260419, 22118254, 36520838, 44236508, 55295635, 73041676, 91302095, 110591270, 182604190, 221182540, 365208380, 785198017, 1570396034, 3140792068, 3925990085, 7851980170, 15703960340]

約数ペア:

[(1, 15703960340), (2, 7851980170), (4, 3925990085), (5, 3140792068), (10, 1570396034), (20, 785198017), (43, 365208380), (71, 221182540), (86, 182604190), (142, 110591270), (172, 91302095), (215, 73041676), (284, 55295635), (355, 44236508), (430, 36520838), (710, 22118254), (860, 18260419), (1420, 11059127), (3053, 5143780), (6106, 2571890), (12212, 1285945), (15265, 1028756), (30530, 514378), (61060, 257189)]