15899770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1249}}^1$

素因数の和:1342

約数の個数: 32

約数和(自身を含む): 30600000

約数和(自身を除く): 14700230

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 134, 190, 335, 670, 1249, 1273, 2498, 2546, 6245, 6365, 12490, 12730, 23731, 47462, 83683, 118655, 167366, 237310, 418415, 836830, 1589977, 3179954, 7949885, 15899770]

約数ペア:

[(1, 15899770), (2, 7949885), (5, 3179954), (10, 1589977), (19, 836830), (38, 418415), (67, 237310), (95, 167366), (134, 118655), (190, 83683), (335, 47462), (670, 23731), (1249, 12730), (1273, 12490), (2498, 6365), (2546, 6245)]