19604480

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{547}}^1$

素因数の和:579

約数の個数: 88

約数和(自身を含む): 53844288

約数和(自身を除く): 34239808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 547, 560, 640, 896, 1024, 1094, 1120, 1280, 1792, 2188, 2240, 2560, 2735, 3584, 3829, 4376, 4480, 5120, 5470, 7168, 7658, 8752, 8960, 10940, 15316, 17504, 17920, 19145, 21880, 30632, 35008, 35840, 38290, 43760, 61264, 70016, 76580, 87520, 122528, 140032, 153160, 175040, 245056, 280064, 306320, 350080, 490112, 560128, 612640, 700160, 980224, 1225280, 1400320, 1960448, 2450560, 2800640, 3920896, 4901120, 9802240, 19604480]

約数ペア:

[(1, 19604480), (2, 9802240), (4, 4901120), (5, 3920896), (7, 2800640), (8, 2450560), (10, 1960448), (14, 1400320), (16, 1225280), (20, 980224), (28, 700160), (32, 612640), (35, 560128), (40, 490112), (56, 350080), (64, 306320), (70, 280064), (80, 245056), (112, 175040), (128, 153160), (140, 140032), (160, 122528), (224, 87520), (256, 76580), (280, 70016), (320, 61264), (448, 43760), (512, 38290), (547, 35840), (560, 35008), (640, 30632), (896, 21880), (1024, 19145), (1094, 17920), (1120, 17504), (1280, 15316), (1792, 10940), (2188, 8960), (2240, 8752), (2560, 7658), (2735, 7168), (3584, 5470), (3829, 5120), (4376, 4480)]