947994580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{37589}}^1$

素因数の和:37708

約数の個数: 48

約数和(自身を含む): 2166086160

約数和(自身を除く): 1218091580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6305, 12610, 25220, 37589, 75178, 150356, 187945, 375890, 488657, 751780, 977314, 1954628, 2443285, 3646133, 4886570, 7292266, 9773140, 14584532, 18230665, 36461330, 47399729, 72922660, 94799458, 189598916, 236998645, 473997290, 947994580]

約数ペア:

[(1, 947994580), (2, 473997290), (4, 236998645), (5, 189598916), (10, 94799458), (13, 72922660), (20, 47399729), (26, 36461330), (52, 18230665), (65, 14584532), (97, 9773140), (130, 7292266), (194, 4886570), (260, 3646133), (388, 2443285), (485, 1954628), (970, 977314), (1261, 751780), (1940, 488657), (2522, 375890), (5044, 187945), (6305, 150356), (12610, 75178), (25220, 37589)]