4321090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 8211456

約数和(自身を除く): 3890366

約数列:

[1, 2, 5, 10, 31, 53, 62, 106, 155, 263, 265, 310, 526, 530, 1315, 1643, 2630, 3286, 8153, 8215, 13939, 16306, 16430, 27878, 40765, 69695, 81530, 139390, 432109, 864218, 2160545, 4321090]

約数ペア:

[(1, 4321090), (2, 2160545), (5, 864218), (10, 432109), (31, 139390), (53, 81530), (62, 69695), (106, 40765), (155, 27878), (263, 16430), (265, 16306), (310, 13939), (526, 8215), (530, 8153), (1315, 3286), (1643, 2630)]