2540572636

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{263}}^1\times {\mathrm{359}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 5284984320

約数和(自身を除く): 2744411684

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 263, 359, 434, 526, 718, 868, 961, 1052, 1436, 1841, 1922, 2513, 3682, 3844, 5026, 6727, 7364, 8153, 10052, 11129, 13454, 16306, 22258, 26908, 32612, 44516, 57071, 77903, 94417, 114142, 155806, 188834, 228284, 252743, 311612, 344999, 377668, 505486, 660919, 689998, 1010972, 1321838, 1379996, 1769201, 2414993, 2643676, 2926927, 3538402, 4829986, 5853854, 7076804, 9659972, 11707708, 20488489, 40976978, 81953956, 90734737, 181469474, 362938948, 635143159, 1270286318, 2540572636]

約数ペア:

[(1, 2540572636), (2, 1270286318), (4, 635143159), (7, 362938948), (14, 181469474), (28, 90734737), (31, 81953956), (62, 40976978), (124, 20488489), (217, 11707708), (263, 9659972), (359, 7076804), (434, 5853854), (526, 4829986), (718, 3538402), (868, 2926927), (961, 2643676), (1052, 2414993), (1436, 1769201), (1841, 1379996), (1922, 1321838), (2513, 1010972), (3682, 689998), (3844, 660919), (5026, 505486), (6727, 377668), (7364, 344999), (8153, 311612), (10052, 252743), (11129, 228284), (13454, 188834), (16306, 155806), (22258, 114142), (26908, 94417), (32612, 77903), (44516, 57071)]