4145698540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{641749}}^1$

素因数の和:641794

約数の個数: 48

約数和(自身を含む): 9703260000

約数和(自身を除く): 5557561460

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 641749, 1283498, 2566996, 3208745, 6417490, 10909733, 12193231, 12834980, 21819466, 24386462, 43638932, 48772924, 54548665, 60966155, 109097330, 121932310, 207284927, 218194660, 243864620, 414569854, 829139708, 1036424635, 2072849270, 4145698540]

約数ペア:

[(1, 4145698540), (2, 2072849270), (4, 1036424635), (5, 829139708), (10, 414569854), (17, 243864620), (19, 218194660), (20, 207284927), (34, 121932310), (38, 109097330), (68, 60966155), (76, 54548665), (85, 48772924), (95, 43638932), (170, 24386462), (190, 21819466), (323, 12834980), (340, 12193231), (380, 10909733), (646, 6417490), (1292, 3208745), (1615, 2566996), (3230, 1283498), (6460, 641749)]