193980920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{692789}}^1$

素因数の和:692807

約数の個数: 32

約数和(自身を含む): 498808800

約数和(自身を除く): 304827880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 692789, 1385578, 2771156, 3463945, 4849523, 5542312, 6927890, 9699046, 13855780, 19398092, 24247615, 27711560, 38796184, 48495230, 96990460, 193980920]

約数ペア:

[(1, 193980920), (2, 96990460), (4, 48495230), (5, 38796184), (7, 27711560), (8, 24247615), (10, 19398092), (14, 13855780), (20, 9699046), (28, 6927890), (35, 5542312), (40, 4849523), (56, 3463945), (70, 2771156), (140, 1385578), (280, 692789)]