203489740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{1597}}^1$

素因数の和:1906

約数の個数: 48

約数和(自身を含む): 447797952

約数和(自身を除く): 244308212

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 277, 460, 554, 1108, 1385, 1597, 2770, 3194, 5540, 6371, 6388, 7985, 12742, 15970, 25484, 31855, 31940, 36731, 63710, 73462, 127420, 146924, 183655, 367310, 442369, 734620, 884738, 1769476, 2211845, 4423690, 8847380, 10174487, 20348974, 40697948, 50872435, 101744870, 203489740]

約数ペア:

[(1, 203489740), (2, 101744870), (4, 50872435), (5, 40697948), (10, 20348974), (20, 10174487), (23, 8847380), (46, 4423690), (92, 2211845), (115, 1769476), (230, 884738), (277, 734620), (460, 442369), (554, 367310), (1108, 183655), (1385, 146924), (1597, 127420), (2770, 73462), (3194, 63710), (5540, 36731), (6371, 31940), (6388, 31855), (7985, 25484), (12742, 15970)]