27859780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1291}}^1$

素因数の和:1396

約数の個数: 48

約数和(自身を含む): 63814464

約数和(自身を除く): 35954684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1291, 1660, 2158, 2582, 4316, 5164, 5395, 6455, 10790, 12910, 16783, 21580, 25820, 33566, 67132, 83915, 107153, 167830, 214306, 335660, 428612, 535765, 1071530, 1392989, 2143060, 2785978, 5571956, 6964945, 13929890, 27859780]

約数ペア:

[(1, 27859780), (2, 13929890), (4, 6964945), (5, 5571956), (10, 2785978), (13, 2143060), (20, 1392989), (26, 1071530), (52, 535765), (65, 428612), (83, 335660), (130, 214306), (166, 167830), (260, 107153), (332, 83915), (415, 67132), (830, 33566), (1079, 25820), (1291, 21580), (1660, 16783), (2158, 12910), (2582, 10790), (4316, 6455), (5164, 5395)]