40220385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3847}}^1$

素因数の和:3913

約数の個数: 32

約数和(自身を含む): 69818112

約数和(自身を除く): 29597727

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 2091, 3485, 3847, 10455, 11541, 19235, 57705, 65399, 157727, 196197, 326995, 473181, 788635, 980985, 2365905, 2681359, 8044077, 13406795, 40220385]

約数ペア:

[(1, 40220385), (3, 13406795), (5, 8044077), (15, 2681359), (17, 2365905), (41, 980985), (51, 788635), (85, 473181), (123, 326995), (205, 196197), (255, 157727), (615, 65399), (697, 57705), (2091, 19235), (3485, 11541), (3847, 10455)]