15690989240

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{600727}}^1$

素因数の和:601391

約数の個数: 32

約数和(自身を含む): 35358850080

約数和(自身を除く): 19667860840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 3265, 5224, 6530, 13060, 26120, 600727, 1201454, 2402908, 3003635, 4805816, 6007270, 12014540, 24029080, 392274731, 784549462, 1569098924, 1961373655, 3138197848, 3922747310, 7845494620, 15690989240]

約数ペア:

[(1, 15690989240), (2, 7845494620), (4, 3922747310), (5, 3138197848), (8, 1961373655), (10, 1569098924), (20, 784549462), (40, 392274731), (653, 24029080), (1306, 12014540), (2612, 6007270), (3265, 4805816), (5224, 3003635), (6530, 2402908), (13060, 1201454), (26120, 600727)]