28183980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42703}}^1$

素因数の和:42726

約数の個数: 48

約数和(自身を含む): 86091264

約数和(自身を除く): 57907284

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 42703, 85406, 128109, 170812, 213515, 256218, 427030, 469733, 512436, 640545, 854060, 939466, 1281090, 1409199, 1878932, 2348665, 2562180, 2818398, 4697330, 5636796, 7045995, 9394660, 14091990, 28183980]

約数ペア:

[(1, 28183980), (2, 14091990), (3, 9394660), (4, 7045995), (5, 5636796), (6, 4697330), (10, 2818398), (11, 2562180), (12, 2348665), (15, 1878932), (20, 1409199), (22, 1281090), (30, 939466), (33, 854060), (44, 640545), (55, 512436), (60, 469733), (66, 427030), (110, 256218), (132, 213515), (165, 170812), (220, 128109), (330, 85406), (660, 42703)]