289408570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2347}}^1$

素因数の和:2443

約数の個数: 64

約数和(自身を含む): 608601600

約数和(自身を除く): 319193030

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 59, 95, 110, 118, 190, 209, 295, 418, 590, 649, 1045, 1121, 1298, 2090, 2242, 2347, 3245, 4694, 5605, 6490, 11210, 11735, 12331, 23470, 24662, 25817, 44593, 51634, 61655, 89186, 123310, 129085, 138473, 222965, 258170, 276946, 445930, 490523, 692365, 981046, 1384730, 1523203, 2452615, 2630987, 3046406, 4905230, 5261974, 7616015, 13154935, 15232030, 26309870, 28940857, 57881714, 144704285, 289408570]

約数ペア:

[(1, 289408570), (2, 144704285), (5, 57881714), (10, 28940857), (11, 26309870), (19, 15232030), (22, 13154935), (38, 7616015), (55, 5261974), (59, 4905230), (95, 3046406), (110, 2630987), (118, 2452615), (190, 1523203), (209, 1384730), (295, 981046), (418, 692365), (590, 490523), (649, 445930), (1045, 276946), (1121, 258170), (1298, 222965), (2090, 138473), (2242, 129085), (2347, 123310), (3245, 89186), (4694, 61655), (5605, 51634), (6490, 44593), (11210, 25817), (11735, 24662), (12331, 23470)]