31942790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{26399}}^1$

素因数の和:26428

約数の個数: 24

約数和(自身を含む): 63201600

約数和(自身を除く): 31258810

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 26399, 52798, 131995, 263990, 290389, 580778, 1451945, 2903890, 3194279, 6388558, 15971395, 31942790]

約数ペア:

[(1, 31942790), (2, 15971395), (5, 6388558), (10, 3194279), (11, 2903890), (22, 1451945), (55, 580778), (110, 290389), (121, 263990), (242, 131995), (605, 52798), (1210, 26399)]