203945440

素因数分解:

$2^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{7121}}^1$

素因数の和:7315

約数の個数: 48

約数和(自身を含む): 484580880

約数和(自身を除く): 280635440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 5728, 7121, 7160, 14242, 14320, 28484, 28640, 35605, 56968, 71210, 113936, 142420, 227872, 284840, 569680, 1139360, 1274659, 2549318, 5098636, 6373295, 10197272, 12746590, 20394544, 25493180, 40789088, 50986360, 101972720, 203945440]

約数ペア:

[(1, 203945440), (2, 101972720), (4, 50986360), (5, 40789088), (8, 25493180), (10, 20394544), (16, 12746590), (20, 10197272), (32, 6373295), (40, 5098636), (80, 2549318), (160, 1274659), (179, 1139360), (358, 569680), (716, 284840), (895, 227872), (1432, 142420), (1790, 113936), (2864, 71210), (3580, 56968), (5728, 35605), (7121, 28640), (7160, 28484), (14242, 14320)]