2018360920

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{81517}}^1$

素因数の和:82147

約数の個数: 32

約数和(自身を含む): 4548704400

約数和(自身を除く): 2530343480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1238, 2476, 3095, 4952, 6190, 12380, 24760, 81517, 163034, 326068, 407585, 652136, 815170, 1630340, 3260680, 50459023, 100918046, 201836092, 252295115, 403672184, 504590230, 1009180460, 2018360920]

約数ペア:

[(1, 2018360920), (2, 1009180460), (4, 504590230), (5, 403672184), (8, 252295115), (10, 201836092), (20, 100918046), (40, 50459023), (619, 3260680), (1238, 1630340), (2476, 815170), (3095, 652136), (4952, 407585), (6190, 326068), (12380, 163034), (24760, 81517)]