420167510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{30469}}^1$

素因数の和:30680

約数の個数: 32

約数和(自身を含む): 868760640

約数和(自身を除く): 448593130

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2758, 6895, 13790, 30469, 60938, 152345, 213283, 304690, 426566, 1066415, 2132830, 6002393, 12004786, 30011965, 42016751, 60023930, 84033502, 210083755, 420167510]

約数ペア:

[(1, 420167510), (2, 210083755), (5, 84033502), (7, 60023930), (10, 42016751), (14, 30011965), (35, 12004786), (70, 6002393), (197, 2132830), (394, 1066415), (985, 426566), (1379, 304690), (1970, 213283), (2758, 152345), (6895, 60938), (13790, 30469)]