40274965

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 52093368

約数和(自身を除く): 11818403

約数列:

[1, 5, 19, 53, 95, 265, 361, 421, 1007, 1805, 2105, 5035, 7999, 19133, 22313, 39995, 95665, 111565, 151981, 423947, 759905, 2119735, 8054993, 40274965]

約数ペア:

[(1, 40274965), (5, 8054993), (19, 2119735), (53, 759905), (95, 423947), (265, 151981), (361, 111565), (421, 95665), (1007, 39995), (1805, 22313), (2105, 19133), (5035, 7999)]