2019145970

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1\times {\mathrm{3659}}^1$

素因数の和:4202

約数の個数: 32

約数和(自身を含む): 3670833600

約数和(自身を除く): 1651687630

約数列:

[1, 2, 5, 10, 139, 278, 397, 695, 794, 1390, 1985, 3659, 3970, 7318, 18295, 36590, 55183, 110366, 275915, 508601, 551830, 1017202, 1452623, 2543005, 2905246, 5086010, 7263115, 14526230, 201914597, 403829194, 1009572985, 2019145970]

約数ペア:

[(1, 2019145970), (2, 1009572985), (5, 403829194), (10, 201914597), (139, 14526230), (278, 7263115), (397, 5086010), (695, 2905246), (794, 2543005), (1390, 1452623), (1985, 1017202), (3659, 551830), (3970, 508601), (7318, 275915), (18295, 110366), (36590, 55183)]