389628470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:486

約数の個数: 96

約数和(自身を含む): 889648704

約数和(自身を除く): 500020234

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 157, 242, 293, 314, 385, 586, 605, 770, 785, 847, 1099, 1210, 1465, 1570, 1694, 1727, 2051, 2198, 2930, 3223, 3454, 4102, 4235, 5495, 6446, 8470, 8635, 10255, 10990, 12089, 16115, 17270, 18997, 20510, 22561, 24178, 32230, 35453, 37994, 45122, 46001, 60445, 70906, 92002, 94985, 112805, 120890, 132979, 177265, 189970, 225610, 230005, 248171, 265958, 322007, 354530, 460010, 496342, 506011, 644014, 664895, 1012022, 1240855, 1329790, 1610035, 2481710, 2530055, 3220070, 3542077, 5060110, 5566121, 7084154, 11132242, 17710385, 27830605, 35420770, 38962847, 55661210, 77925694, 194814235, 389628470]

約数ペア:

[(1, 389628470), (2, 194814235), (5, 77925694), (7, 55661210), (10, 38962847), (11, 35420770), (14, 27830605), (22, 17710385), (35, 11132242), (55, 7084154), (70, 5566121), (77, 5060110), (110, 3542077), (121, 3220070), (154, 2530055), (157, 2481710), (242, 1610035), (293, 1329790), (314, 1240855), (385, 1012022), (586, 664895), (605, 644014), (770, 506011), (785, 496342), (847, 460010), (1099, 354530), (1210, 322007), (1465, 265958), (1570, 248171), (1694, 230005), (1727, 225610), (2051, 189970), (2198, 177265), (2930, 132979), (3223, 120890), (3454, 112805), (4102, 94985), (4235, 92002), (5495, 70906), (6446, 60445), (8470, 46001), (8635, 45122), (10255, 37994), (10990, 35453), (12089, 32230), (16115, 24178), (17270, 22561), (18997, 20510)]