2019011380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{34679}}^1$

素因数の和:34800

約数の個数: 48

約数和(自身を含む): 4404637440

約数和(自身を除く): 2385626060

約数列:

[1, 2, 4, 5, 10, 20, 41, 71, 82, 142, 164, 205, 284, 355, 410, 710, 820, 1420, 2911, 5822, 11644, 14555, 29110, 34679, 58220, 69358, 138716, 173395, 346790, 693580, 1421839, 2462209, 2843678, 4924418, 5687356, 7109195, 9848836, 12311045, 14218390, 24622090, 28436780, 49244180, 100950569, 201901138, 403802276, 504752845, 1009505690, 2019011380]

約数ペア:

[(1, 2019011380), (2, 1009505690), (4, 504752845), (5, 403802276), (10, 201901138), (20, 100950569), (41, 49244180), (71, 28436780), (82, 24622090), (142, 14218390), (164, 12311045), (205, 9848836), (284, 7109195), (355, 5687356), (410, 4924418), (710, 2843678), (820, 2462209), (1420, 1421839), (2911, 693580), (5822, 346790), (11644, 173395), (14555, 138716), (29110, 69358), (34679, 58220)]