201991340

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{58379}}^1$

素因数の和:58561

約数の個数: 24

約数和(自身を含む): 426641040

約数和(自身を除く): 224649700

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 58379, 116758, 233516, 291895, 583790, 1167580, 10099567, 20199134, 40398268, 50497835, 100995670, 201991340]

約数ペア:

[(1, 201991340), (2, 100995670), (4, 50497835), (5, 40398268), (10, 20199134), (20, 10099567), (173, 1167580), (346, 583790), (692, 291895), (865, 233516), (1730, 116758), (3460, 58379)]