345002080

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{126839}}^1$

素因数の和:126871

約数の個数: 48

約数和(自身を含む): 863019360

約数和(自身を除く): 518017280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 126839, 253678, 507356, 634195, 1014712, 1268390, 2029424, 2156263, 2536780, 4058848, 4312526, 5073560, 8625052, 10147120, 10781315, 17250104, 20294240, 21562630, 34500208, 43125260, 69000416, 86250520, 172501040, 345002080]

約数ペア:

[(1, 345002080), (2, 172501040), (4, 86250520), (5, 69000416), (8, 43125260), (10, 34500208), (16, 21562630), (17, 20294240), (20, 17250104), (32, 10781315), (34, 10147120), (40, 8625052), (68, 5073560), (80, 4312526), (85, 4058848), (136, 2536780), (160, 2156263), (170, 2029424), (272, 1268390), (340, 1014712), (544, 634195), (680, 507356), (1360, 253678), (2720, 126839)]