140210810

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{691}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 256493952

約数和(自身を除く): 116283142

約数列:

[1, 2, 5, 10, 103, 197, 206, 394, 515, 691, 985, 1030, 1382, 1970, 3455, 6910, 20291, 40582, 71173, 101455, 136127, 142346, 202910, 272254, 355865, 680635, 711730, 1361270, 14021081, 28042162, 70105405, 140210810]

約数ペア:

[(1, 140210810), (2, 70105405), (5, 28042162), (10, 14021081), (103, 1361270), (197, 711730), (206, 680635), (394, 355865), (515, 272254), (691, 202910), (985, 142346), (1030, 136127), (1382, 101455), (1970, 71173), (3455, 40582), (6910, 20291)]