274077980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{7643}}^1$

素因数の和:7826

約数の個数: 48

約数和(自身を含む): 631822464

約数和(自身を除く): 357744484

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 220, 326, 652, 815, 1630, 1793, 3260, 3586, 7172, 7643, 8965, 15286, 17930, 30572, 35860, 38215, 76430, 84073, 152860, 168146, 336292, 420365, 840730, 1245809, 1681460, 2491618, 4983236, 6229045, 12458090, 13703899, 24916180, 27407798, 54815596, 68519495, 137038990, 274077980]

約数ペア:

[(1, 274077980), (2, 137038990), (4, 68519495), (5, 54815596), (10, 27407798), (11, 24916180), (20, 13703899), (22, 12458090), (44, 6229045), (55, 4983236), (110, 2491618), (163, 1681460), (220, 1245809), (326, 840730), (652, 420365), (815, 336292), (1630, 168146), (1793, 152860), (3260, 84073), (3586, 76430), (7172, 38215), (7643, 35860), (8965, 30572), (15286, 17930)]