201171940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{607}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 430843392

約数和(自身を除く): 229671452

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 227, 292, 365, 454, 607, 730, 908, 1135, 1214, 1460, 2270, 2428, 3035, 4540, 6070, 12140, 16571, 33142, 44311, 66284, 82855, 88622, 137789, 165710, 177244, 221555, 275578, 331420, 443110, 551156, 688945, 886220, 1377890, 2755780, 10058597, 20117194, 40234388, 50292985, 100585970, 201171940]

約数ペア:

[(1, 201171940), (2, 100585970), (4, 50292985), (5, 40234388), (10, 20117194), (20, 10058597), (73, 2755780), (146, 1377890), (227, 886220), (292, 688945), (365, 551156), (454, 443110), (607, 331420), (730, 275578), (908, 221555), (1135, 177244), (1214, 165710), (1460, 137789), (2270, 88622), (2428, 82855), (3035, 66284), (4540, 44311), (6070, 33142), (12140, 16571)]