1738406990

素因数分解:

$2^1\times 5^1\times {\mathrm{8089}}^1\times {\mathrm{21491}}^1$

素因数の和:29587

約数の個数: 16

約数和(自身を含む): 3129665040

約数和(自身を除く): 1391258050

約数列:

[1, 2, 5, 10, 8089, 16178, 21491, 40445, 42982, 80890, 107455, 214910, 173840699, 347681398, 869203495, 1738406990]

約数ペア:

[(1, 1738406990), (2, 869203495), (5, 347681398), (10, 173840699), (8089, 214910), (16178, 107455), (21491, 80890), (40445, 42982)]