420919607810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{831709}}^1$

素因数の和:831975

約数の個数: 64

約数和(自身を含む): 867706408800

約数和(自身を除く): 446786800990

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 229, 442, 458, 1105, 1145, 2210, 2290, 2977, 3893, 5954, 7786, 14885, 19465, 29770, 38930, 50609, 101218, 253045, 506090, 831709, 1663418, 4158545, 8317090, 10812217, 14139053, 21624434, 28278106, 54061085, 70695265, 108122170, 141390530, 183807689, 190461361, 367615378, 380922722, 919038445, 952306805, 1838076890, 1904613610, 2475997693, 3237843137, 4951995386, 6475686274, 12379988465, 16189215685, 24759976930, 32378431370, 42091960781, 84183921562, 210459803905, 420919607810]

約数ペア:

[(1, 420919607810), (2, 210459803905), (5, 84183921562), (10, 42091960781), (13, 32378431370), (17, 24759976930), (26, 16189215685), (34, 12379988465), (65, 6475686274), (85, 4951995386), (130, 3237843137), (170, 2475997693), (221, 1904613610), (229, 1838076890), (442, 952306805), (458, 919038445), (1105, 380922722), (1145, 367615378), (2210, 190461361), (2290, 183807689), (2977, 141390530), (3893, 108122170), (5954, 70695265), (7786, 54061085), (14885, 28278106), (19465, 21624434), (29770, 14139053), (38930, 10812217), (50609, 8317090), (101218, 4158545), (253045, 1663418), (506090, 831709)]