71877580

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{10357}}^1$

素因数の和:10713

約数の個数: 24

約数和(自身を含む): 151392528

約数和(自身を除く): 79514948

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 6940, 10357, 20714, 41428, 51785, 103570, 207140, 3593879, 7187758, 14375516, 17969395, 35938790, 71877580]

約数ペア:

[(1, 71877580), (2, 35938790), (4, 17969395), (5, 14375516), (10, 7187758), (20, 3593879), (347, 207140), (694, 103570), (1388, 51785), (1735, 41428), (3470, 20714), (6940, 10357)]