1478220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 4209408

約数和(自身を除く): 2731188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 347, 355, 426, 694, 710, 852, 1041, 1065, 1388, 1420, 1735, 2082, 2130, 3470, 4164, 4260, 5205, 6940, 10410, 20820, 24637, 49274, 73911, 98548, 123185, 147822, 246370, 295644, 369555, 492740, 739110, 1478220]

約数ペア:

[(1, 1478220), (2, 739110), (3, 492740), (4, 369555), (5, 295644), (6, 246370), (10, 147822), (12, 123185), (15, 98548), (20, 73911), (30, 49274), (60, 24637), (71, 20820), (142, 10410), (213, 6940), (284, 5205), (347, 4260), (355, 4164), (426, 3470), (694, 2130), (710, 2082), (852, 1735), (1041, 1420), (1065, 1388)]