229655860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1640399}}^1$

素因数の和:1640415

約数の個数: 24

約数和(自身を含む): 551174400

約数和(自身を除く): 321518540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1640399, 3280798, 6561596, 8201995, 11482793, 16403990, 22965586, 32807980, 45931172, 57413965, 114827930, 229655860]

約数ペア:

[(1, 229655860), (2, 114827930), (4, 57413965), (5, 45931172), (7, 32807980), (10, 22965586), (14, 16403990), (20, 11482793), (28, 8201995), (35, 6561596), (70, 3280798), (140, 1640399)]