40337996840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1\times {\mathrm{431}}^1$

素因数の和:963

約数の個数: 128

約数和(自身を含む): 93672184320

約数和(自身を除く): 53334187480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 131, 212, 262, 265, 337, 424, 431, 524, 530, 655, 674, 862, 1048, 1060, 1310, 1348, 1685, 1724, 2120, 2155, 2620, 2696, 3370, 3448, 4310, 5240, 6740, 6943, 8620, 13480, 13886, 17240, 17861, 22843, 27772, 34715, 35722, 44147, 45686, 55544, 56461, 69430, 71444, 88294, 89305, 91372, 112922, 114215, 138860, 142888, 145247, 176588, 178610, 182744, 220735, 225844, 228430, 277720, 282305, 290494, 353176, 357220, 441470, 451688, 456860, 564610, 580988, 714440, 726235, 882940, 913720, 1129220, 1161976, 1452470, 1765880, 2258440, 2339791, 2904940, 2992433, 4679582, 5809880, 5984866, 7698091, 9359164, 11698955, 11969732, 14962165, 15396182, 18718328, 19027357, 23397910, 23939464, 29924330, 30792364, 38054714, 38490455, 46795820, 59848660, 61584728, 76109428, 76980910, 93591640, 95136785, 119697320, 152218856, 153961820, 190273570, 307923640, 380547140, 761094280, 1008449921, 2016899842, 4033799684, 5042249605, 8067599368, 10084499210, 20168998420, 40337996840]

約数ペア:

[(1, 40337996840), (2, 20168998420), (4, 10084499210), (5, 8067599368), (8, 5042249605), (10, 4033799684), (20, 2016899842), (40, 1008449921), (53, 761094280), (106, 380547140), (131, 307923640), (212, 190273570), (262, 153961820), (265, 152218856), (337, 119697320), (424, 95136785), (431, 93591640), (524, 76980910), (530, 76109428), (655, 61584728), (674, 59848660), (862, 46795820), (1048, 38490455), (1060, 38054714), (1310, 30792364), (1348, 29924330), (1685, 23939464), (1724, 23397910), (2120, 19027357), (2155, 18718328), (2620, 15396182), (2696, 14962165), (3370, 11969732), (3448, 11698955), (4310, 9359164), (5240, 7698091), (6740, 5984866), (6943, 5809880), (8620, 4679582), (13480, 2992433), (13886, 2904940), (17240, 2339791), (17861, 2258440), (22843, 1765880), (27772, 1452470), (34715, 1161976), (35722, 1129220), (44147, 913720), (45686, 882940), (55544, 726235), (56461, 714440), (69430, 580988), (71444, 564610), (88294, 456860), (89305, 451688), (91372, 441470), (112922, 357220), (114215, 353176), (138860, 290494), (142888, 282305), (145247, 277720), (176588, 228430), (178610, 225844), (182744, 220735)]