392907520

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2417}}^1$

素因数の和:2565

約数の個数: 72

約数和(自身を含む): 948939264

約数和(自身を除く): 556031744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 635, 640, 1016, 1270, 1280, 2032, 2417, 2540, 4064, 4834, 5080, 8128, 9668, 10160, 12085, 16256, 19336, 20320, 24170, 32512, 38672, 40640, 48340, 77344, 81280, 96680, 154688, 162560, 193360, 306959, 309376, 386720, 613918, 618752, 773440, 1227836, 1534795, 1546880, 2455672, 3069590, 3093760, 4911344, 6139180, 9822688, 12278360, 19645376, 24556720, 39290752, 49113440, 78581504, 98226880, 196453760, 392907520]

約数ペア:

[(1, 392907520), (2, 196453760), (4, 98226880), (5, 78581504), (8, 49113440), (10, 39290752), (16, 24556720), (20, 19645376), (32, 12278360), (40, 9822688), (64, 6139180), (80, 4911344), (127, 3093760), (128, 3069590), (160, 2455672), (254, 1546880), (256, 1534795), (320, 1227836), (508, 773440), (635, 618752), (640, 613918), (1016, 386720), (1270, 309376), (1280, 306959), (2032, 193360), (2417, 162560), (2540, 154688), (4064, 96680), (4834, 81280), (5080, 77344), (8128, 48340), (9668, 40640), (10160, 38672), (12085, 32512), (16256, 24170), (19336, 20320)]