31947740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7643}}^1$

素因数の和:7682

約数の個数: 48

約数和(自身を含む): 77051520

約数和(自身を除く): 45103780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 7643, 15286, 30572, 38215, 76430, 84073, 145217, 152860, 168146, 290434, 336292, 420365, 580868, 726085, 840730, 1452170, 1597387, 1681460, 2904340, 3194774, 6389548, 7986935, 15973870, 31947740]

約数ペア:

[(1, 31947740), (2, 15973870), (4, 7986935), (5, 6389548), (10, 3194774), (11, 2904340), (19, 1681460), (20, 1597387), (22, 1452170), (38, 840730), (44, 726085), (55, 580868), (76, 420365), (95, 336292), (110, 290434), (190, 168146), (209, 152860), (220, 145217), (380, 84073), (418, 76430), (836, 38215), (1045, 30572), (2090, 15286), (4180, 7643)]