2563670480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{8219}}^1$

素因数の和:8796

約数の個数: 80

約数和(自身を含む): 6825098880

約数和(自身を除く): 4261428400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 557, 560, 1114, 2228, 2785, 3899, 4456, 5570, 7798, 8219, 8912, 11140, 15596, 16438, 19495, 22280, 31192, 32876, 38990, 41095, 44560, 57533, 62384, 65752, 77980, 82190, 115066, 131504, 155960, 164380, 230132, 287665, 311920, 328760, 460264, 575330, 657520, 920528, 1150660, 2301320, 4577983, 4602640, 9155966, 18311932, 22889915, 32045881, 36623864, 45779830, 64091762, 73247728, 91559660, 128183524, 160229405, 183119320, 256367048, 320458810, 366238640, 512734096, 640917620, 1281835240, 2563670480]

約数ペア:

[(1, 2563670480), (2, 1281835240), (4, 640917620), (5, 512734096), (7, 366238640), (8, 320458810), (10, 256367048), (14, 183119320), (16, 160229405), (20, 128183524), (28, 91559660), (35, 73247728), (40, 64091762), (56, 45779830), (70, 36623864), (80, 32045881), (112, 22889915), (140, 18311932), (280, 9155966), (557, 4602640), (560, 4577983), (1114, 2301320), (2228, 1150660), (2785, 920528), (3899, 657520), (4456, 575330), (5570, 460264), (7798, 328760), (8219, 311920), (8912, 287665), (11140, 230132), (15596, 164380), (16438, 155960), (19495, 131504), (22280, 115066), (31192, 82190), (32876, 77980), (38990, 65752), (41095, 62384), (44560, 57533)]