2981910290

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{1091}}^1$

素因数の和:1307

約数の個数: 64

約数和(自身を含む): 5646775680

約数和(自身を除く): 2664865390

約数列:

[1, 2, 5, 10, 37, 74, 83, 89, 166, 178, 185, 370, 415, 445, 830, 890, 1091, 2182, 3071, 3293, 5455, 6142, 6586, 7387, 10910, 14774, 15355, 16465, 30710, 32930, 36935, 40367, 73870, 80734, 90553, 97099, 181106, 194198, 201835, 273319, 403670, 452765, 485495, 546638, 905530, 970990, 1366595, 2733190, 3350461, 3592663, 6700922, 7185326, 8059217, 16118434, 16752305, 17963315, 33504610, 35926630, 40296085, 80592170, 298191029, 596382058, 1490955145, 2981910290]

約数ペア:

[(1, 2981910290), (2, 1490955145), (5, 596382058), (10, 298191029), (37, 80592170), (74, 40296085), (83, 35926630), (89, 33504610), (166, 17963315), (178, 16752305), (185, 16118434), (370, 8059217), (415, 7185326), (445, 6700922), (830, 3592663), (890, 3350461), (1091, 2733190), (2182, 1366595), (3071, 970990), (3293, 905530), (5455, 546638), (6142, 485495), (6586, 452765), (7387, 403670), (10910, 273319), (14774, 201835), (15355, 194198), (16465, 181106), (30710, 97099), (32930, 90553), (36935, 80734), (40367, 73870)]