215059660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{20327}}^1$

素因数の和:20382

約数の個数: 36

約数和(自身を含む): 472138128

約数和(自身を除く): 257078468

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 2116, 2645, 5290, 10580, 20327, 40654, 81308, 101635, 203270, 406540, 467521, 935042, 1870084, 2337605, 4675210, 9350420, 10752983, 21505966, 43011932, 53764915, 107529830, 215059660]

約数ペア:

[(1, 215059660), (2, 107529830), (4, 53764915), (5, 43011932), (10, 21505966), (20, 10752983), (23, 9350420), (46, 4675210), (92, 2337605), (115, 1870084), (230, 935042), (460, 467521), (529, 406540), (1058, 203270), (2116, 101635), (2645, 81308), (5290, 40654), (10580, 20327)]