201545560

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{18731}}^1$

素因数の和:19011

約数の個数: 32

約数和(自身を含む): 455187600

約数和(自身を除く): 253642040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 10760, 18731, 37462, 74924, 93655, 149848, 187310, 374620, 749240, 5038639, 10077278, 20154556, 25193195, 40309112, 50386390, 100772780, 201545560]

約数ペア:

[(1, 201545560), (2, 100772780), (4, 50386390), (5, 40309112), (8, 25193195), (10, 20154556), (20, 10077278), (40, 5038639), (269, 749240), (538, 374620), (1076, 187310), (1345, 149848), (2152, 93655), (2690, 74924), (5380, 37462), (10760, 18731)]