89341840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{159539}}^1$

素因数の和:159559

約数の個数: 40

約数和(自身を含む): 237395520

約数和(自身を除く): 148053680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 159539, 319078, 638156, 797695, 1116773, 1276312, 1595390, 2233546, 2552624, 3190780, 4467092, 5583865, 6381560, 8934184, 11167730, 12763120, 17868368, 22335460, 44670920, 89341840]

約数ペア:

[(1, 89341840), (2, 44670920), (4, 22335460), (5, 17868368), (7, 12763120), (8, 11167730), (10, 8934184), (14, 6381560), (16, 5583865), (20, 4467092), (28, 3190780), (35, 2552624), (40, 2233546), (56, 1595390), (70, 1276312), (80, 1116773), (112, 797695), (140, 638156), (280, 319078), (560, 159539)]