5641520

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:837

約数の個数: 40

約数和(自身を含む): 13269984

約数和(自身を除く): 7628464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 727, 776, 970, 1454, 1552, 1940, 2908, 3635, 3880, 5816, 7270, 7760, 11632, 14540, 29080, 58160, 70519, 141038, 282076, 352595, 564152, 705190, 1128304, 1410380, 2820760, 5641520]

約数ペア:

[(1, 5641520), (2, 2820760), (4, 1410380), (5, 1128304), (8, 705190), (10, 564152), (16, 352595), (20, 282076), (40, 141038), (80, 70519), (97, 58160), (194, 29080), (388, 14540), (485, 11632), (727, 7760), (776, 7270), (970, 5816), (1454, 3880), (1552, 3635), (1940, 2908)]