28636430

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:892

約数の個数: 32

約数和(自身を含む): 53327808

約数和(自身を除く): 24691378

約数列:

[1, 2, 5, 10, 53, 71, 106, 142, 265, 355, 530, 710, 761, 1522, 3763, 3805, 7526, 7610, 18815, 37630, 40333, 54031, 80666, 108062, 201665, 270155, 403330, 540310, 2863643, 5727286, 14318215, 28636430]

約数ペア:

[(1, 28636430), (2, 14318215), (5, 5727286), (10, 2863643), (53, 540310), (71, 403330), (106, 270155), (142, 201665), (265, 108062), (355, 80666), (530, 54031), (710, 40333), (761, 37630), (1522, 18815), (3763, 7610), (3805, 7526)]