16048540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 35834400

約数和(自身を除く): 19785860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 157, 190, 269, 314, 380, 538, 628, 785, 1076, 1345, 1570, 2690, 2983, 3140, 5111, 5380, 5966, 10222, 11932, 14915, 20444, 25555, 29830, 42233, 51110, 59660, 84466, 102220, 168932, 211165, 422330, 802427, 844660, 1604854, 3209708, 4012135, 8024270, 16048540]

約数ペア:

[(1, 16048540), (2, 8024270), (4, 4012135), (5, 3209708), (10, 1604854), (19, 844660), (20, 802427), (38, 422330), (76, 211165), (95, 168932), (157, 102220), (190, 84466), (269, 59660), (314, 51110), (380, 42233), (538, 29830), (628, 25555), (785, 20444), (1076, 14915), (1345, 11932), (1570, 10222), (2690, 5966), (2983, 5380), (3140, 5111)]