201730540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{1327}}^1$

素因数の和:2038

約数の個数: 48

約数和(自身を含む): 463163904

約数和(自身を除く): 261433364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 691, 1327, 1382, 2654, 2764, 3455, 5308, 6635, 6910, 7601, 13270, 13820, 14597, 15202, 26540, 29194, 30404, 38005, 58388, 72985, 76010, 145970, 152020, 291940, 916957, 1833914, 3667828, 4584785, 9169570, 10086527, 18339140, 20173054, 40346108, 50432635, 100865270, 201730540]

約数ペア:

[(1, 201730540), (2, 100865270), (4, 50432635), (5, 40346108), (10, 20173054), (11, 18339140), (20, 10086527), (22, 9169570), (44, 4584785), (55, 3667828), (110, 1833914), (220, 916957), (691, 291940), (1327, 152020), (1382, 145970), (2654, 76010), (2764, 72985), (3455, 58388), (5308, 38005), (6635, 30404), (6910, 29194), (7601, 26540), (13270, 15202), (13820, 14597)]