201126920

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^2\times {\mathrm{293}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 457572780

約数和(自身を除く): 256445860

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 293, 524, 586, 655, 1048, 1172, 1310, 1465, 2344, 2620, 2930, 5240, 5860, 11720, 17161, 34322, 38383, 68644, 76766, 85805, 137288, 153532, 171610, 191915, 307064, 343220, 383830, 686440, 767660, 1535320, 5028173, 10056346, 20112692, 25140865, 40225384, 50281730, 100563460, 201126920]

約数ペア:

[(1, 201126920), (2, 100563460), (4, 50281730), (5, 40225384), (8, 25140865), (10, 20112692), (20, 10056346), (40, 5028173), (131, 1535320), (262, 767660), (293, 686440), (524, 383830), (586, 343220), (655, 307064), (1048, 191915), (1172, 171610), (1310, 153532), (1465, 137288), (2344, 85805), (2620, 76766), (2930, 68644), (5240, 38383), (5860, 34322), (11720, 17161)]