219943030

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1\times {\mathrm{587}}^1$

素因数の和:1104

約数の個数: 32

約数和(自身を含む): 401980320

約数和(自身を除く): 182037290

約数列:

[1, 2, 5, 10, 89, 178, 421, 445, 587, 842, 890, 1174, 2105, 2935, 4210, 5870, 37469, 52243, 74938, 104486, 187345, 247127, 261215, 374690, 494254, 522430, 1235635, 2471270, 21994303, 43988606, 109971515, 219943030]

約数ペア:

[(1, 219943030), (2, 109971515), (5, 43988606), (10, 21994303), (89, 2471270), (178, 1235635), (421, 522430), (445, 494254), (587, 374690), (842, 261215), (890, 247127), (1174, 187345), (2105, 104486), (2935, 74938), (4210, 52243), (5870, 37469)]