144986260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{102103}}^1$

素因数の和:102183

約数の個数: 24

約数和(自身を含む): 308762496

約数和(自身を除く): 163776236

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 102103, 204206, 408412, 510515, 1021030, 2042060, 7249313, 14498626, 28997252, 36246565, 72493130, 144986260]

約数ペア:

[(1, 144986260), (2, 72493130), (4, 36246565), (5, 28997252), (10, 14498626), (20, 7249313), (71, 2042060), (142, 1021030), (284, 510515), (355, 408412), (710, 204206), (1420, 102103)]