25371460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{373}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 56548800

約数和(自身を除く): 31177340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 179, 190, 358, 373, 380, 716, 746, 895, 1492, 1790, 1865, 3401, 3580, 3730, 6802, 7087, 7460, 13604, 14174, 17005, 28348, 34010, 35435, 66767, 68020, 70870, 133534, 141740, 267068, 333835, 667670, 1268573, 1335340, 2537146, 5074292, 6342865, 12685730, 25371460]

約数ペア:

[(1, 25371460), (2, 12685730), (4, 6342865), (5, 5074292), (10, 2537146), (19, 1335340), (20, 1268573), (38, 667670), (76, 333835), (95, 267068), (179, 141740), (190, 133534), (358, 70870), (373, 68020), (380, 66767), (716, 35435), (746, 34010), (895, 28348), (1492, 17005), (1790, 14174), (1865, 13604), (3401, 7460), (3580, 7087), (3730, 6802)]