191991040

素因数分解:

$2^8\times 5^1\times {\mathrm{149993}}^1$

素因数の和:150014

約数の個数: 36

約数和(自身を含む): 459881604

約数和(自身を除く): 267890564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 149993, 299986, 599972, 749965, 1199944, 1499930, 2399888, 2999860, 4799776, 5999720, 9599552, 11999440, 19199104, 23998880, 38398208, 47997760, 95995520, 191991040]

約数ペア:

[(1, 191991040), (2, 95995520), (4, 47997760), (5, 38398208), (8, 23998880), (10, 19199104), (16, 11999440), (20, 9599552), (32, 5999720), (40, 4799776), (64, 2999860), (80, 2399888), (128, 1499930), (160, 1199944), (256, 749965), (320, 599972), (640, 299986), (1280, 149993)]