91970140

素因数分解:

$2^2\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{2357}}^1$

素因数の和:4317

約数の個数: 24

約数和(自身を含む): 193318272

約数和(自身を除く): 101348132

約数列:

[1, 2, 4, 5, 10, 20, 1951, 2357, 3902, 4714, 7804, 9428, 9755, 11785, 19510, 23570, 39020, 47140, 4598507, 9197014, 18394028, 22992535, 45985070, 91970140]

約数ペア:

[(1, 91970140), (2, 45985070), (4, 22992535), (5, 18394028), (10, 9197014), (20, 4598507), (1951, 47140), (2357, 39020), (3902, 23570), (4714, 19510), (7804, 11785), (9428, 9755)]