2079665920

素因数分解:

$2^8\times 5^1\times {\mathrm{439}}^1\times {\mathrm{3701}}^1$

素因数の和:4161

約数の個数: 72

約数和(自身を含む): 4994146080

約数和(自身を除く): 2914480160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 439, 640, 878, 1280, 1756, 2195, 3512, 3701, 4390, 7024, 7402, 8780, 14048, 14804, 17560, 18505, 28096, 29608, 35120, 37010, 56192, 59216, 70240, 74020, 112384, 118432, 140480, 148040, 236864, 280960, 296080, 473728, 561920, 592160, 947456, 1184320, 1624739, 2368640, 3249478, 4737280, 6498956, 8123695, 12997912, 16247390, 25995824, 32494780, 51991648, 64989560, 103983296, 129979120, 207966592, 259958240, 415933184, 519916480, 1039832960, 2079665920]

約数ペア:

[(1, 2079665920), (2, 1039832960), (4, 519916480), (5, 415933184), (8, 259958240), (10, 207966592), (16, 129979120), (20, 103983296), (32, 64989560), (40, 51991648), (64, 32494780), (80, 25995824), (128, 16247390), (160, 12997912), (256, 8123695), (320, 6498956), (439, 4737280), (640, 3249478), (878, 2368640), (1280, 1624739), (1756, 1184320), (2195, 947456), (3512, 592160), (3701, 561920), (4390, 473728), (7024, 296080), (7402, 280960), (8780, 236864), (14048, 148040), (14804, 140480), (17560, 118432), (18505, 112384), (28096, 74020), (29608, 70240), (35120, 59216), (37010, 56192)]