203466920

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 466793280

約数和(自身を除く): 263326360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 137, 214, 274, 347, 428, 535, 548, 685, 694, 856, 1070, 1096, 1370, 1388, 1735, 2140, 2740, 2776, 3470, 4280, 5480, 6940, 13880, 14659, 29318, 37129, 47539, 58636, 73295, 74258, 95078, 117272, 146590, 148516, 185645, 190156, 237695, 293180, 297032, 371290, 380312, 475390, 586360, 742580, 950780, 1485160, 1901560, 5086673, 10173346, 20346692, 25433365, 40693384, 50866730, 101733460, 203466920]

約数ペア:

[(1, 203466920), (2, 101733460), (4, 50866730), (5, 40693384), (8, 25433365), (10, 20346692), (20, 10173346), (40, 5086673), (107, 1901560), (137, 1485160), (214, 950780), (274, 742580), (347, 586360), (428, 475390), (535, 380312), (548, 371290), (685, 297032), (694, 293180), (856, 237695), (1070, 190156), (1096, 185645), (1370, 148516), (1388, 146590), (1735, 117272), (2140, 95078), (2740, 74258), (2776, 73295), (3470, 58636), (4280, 47539), (5480, 37129), (6940, 29318), (13880, 14659)]