61938460

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{7723}}^1$

素因数の和:8133

約数の個数: 24

約数和(自身を含む): 130412016

約数和(自身を除く): 68473556

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 7723, 8020, 15446, 30892, 38615, 77230, 154460, 3096923, 6193846, 12387692, 15484615, 30969230, 61938460]

約数ペア:

[(1, 61938460), (2, 30969230), (4, 15484615), (5, 12387692), (10, 6193846), (20, 3096923), (401, 154460), (802, 77230), (1604, 38615), (2005, 30892), (4010, 15446), (7723, 8020)]