27687140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1283}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 63419328

約数和(自身を除く): 35732188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1283, 1660, 2158, 2566, 4316, 5132, 5395, 6415, 10790, 12830, 16679, 21580, 25660, 33358, 66716, 83395, 106489, 166790, 212978, 333580, 425956, 532445, 1064890, 1384357, 2129780, 2768714, 5537428, 6921785, 13843570, 27687140]

約数ペア:

[(1, 27687140), (2, 13843570), (4, 6921785), (5, 5537428), (10, 2768714), (13, 2129780), (20, 1384357), (26, 1064890), (52, 532445), (65, 425956), (83, 333580), (130, 212978), (166, 166790), (260, 106489), (332, 83395), (415, 66716), (830, 33358), (1079, 25660), (1283, 21580), (1660, 16679), (2158, 12830), (2566, 10790), (4316, 6415), (5132, 5395)]