8888740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{367}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 21514752

約数和(自身を除く): 12626012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 367, 692, 734, 865, 1211, 1468, 1730, 1835, 2422, 2569, 3460, 3670, 4844, 5138, 6055, 7340, 10276, 12110, 12845, 24220, 25690, 51380, 63491, 126982, 253964, 317455, 444437, 634910, 888874, 1269820, 1777748, 2222185, 4444370, 8888740]

約数ペア:

[(1, 8888740), (2, 4444370), (4, 2222185), (5, 1777748), (7, 1269820), (10, 888874), (14, 634910), (20, 444437), (28, 317455), (35, 253964), (70, 126982), (140, 63491), (173, 51380), (346, 25690), (367, 24220), (692, 12845), (734, 12110), (865, 10276), (1211, 7340), (1468, 6055), (1730, 5138), (1835, 4844), (2422, 3670), (2569, 3460)]